Timeline of the war in Donbass (April–June 2018)

1 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 11 occasions on Ukrainian positions on the last day of March^[2] (including on 10 occasions in Donetsk region and once in Luhansk region^[3]); the fire was returned once.^[3] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 31 March.^[3] Pro-Russian sources at Donetsk city reported two Ukrainian violations of the ceasefire in Staromykhailivka and Trudivske, in the southern area of Donetsk city, using small arms and automatic grenade launchers.^[4] According to local officials, the Ukrainian military broke the ceasefire four times within the borders of the self-styled Luhansk People's Republic, when Ukrainian forces employed small arms, rocket launchers, automatic grenade launchers, 82 mm mortars and BMP-1 armoured fighting vehicles.^[5]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on positions of Ukrainian troops on 14 occasions, no casualties were reported.^[6] In the outskirts of Donetsk city, 82 mm mortar volleys landed in Avdiivka, Butivka mining complex and Pisky. Avdiivka and Butivka also became the target of small arms, heavy machine guns and rocket launchers. Rebel troops employed heavy machine guns to attack the villages of Kamianka, Verkhnyotoretske and Opytne. In the region of Mariupol, Shyrokyne came under 82 mm mortar fire. Ukrainian positions at Pavlopil and Vodiane were fired at with infantry weapons, sniper rifles and grenade launchers. Heavy machine guns targeted Ukrainian troops at Starohnativka, Talakivka and Hnutove. In the northern sector of the demarcation line, Ukrainian redoubts at Luhanske were struck by small arms fire, heavy machine gun fire and 120 mm mortar volleys. There was an 82 mm mortar attack on Troitske, while small arms fire was reported at Stanytsia Luhanska. By the end of the day, rebel forces had committed 38 ceasefire violations.^[7] Pro-Russian authorities told the press that the Ukrainian military opened fire at their positions at Vasiilivka and Zaitseve using infantry weapons.^[8][9] Later in the day, pro-Russian outposts at Spartak were struck by small arms fire, machine gun fire, automatically launched grenades and antitank rockets. Vasiilivka was attacked once again, this time with automatic grenade launchers. Separatist troops were harassed with small arms and heavy machine gun fire at Zabicheve.^[10][11] BMP-2 armoured vehicles from Avdiivka, supported by infantry weapons engaged pro-Russian redoubts at Oktyabrskiy Rudnik.^[12] Yasynuvata was fired at by small arms, heavy machine guns and automatic grenade launchers.^[13] Sources from the self-proclaimed Luhansk People's Republic said that Ukrainian forces hit and destroyed a military ambulance with an antitank guided missile in the surroundings of Nyzhnie Lozove. The vehicle, a URAL truck, was carrying a wounded soldier at the time of the incident. The driver, a paramedic and the wounded soldier were critically injured.^[14]

2 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 38 occasions on Ukrainian positions the previous day^[15] (including on 32 occasions in Donetsk region and on 6 occasion in Luhansk region^[7]). The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on the first day of April.^[7] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in six different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, armoured personnel carriers and armoured fighting vehicles.^[16] Sources from the self-proclaimed Luhansk People's Republic recorded two Ukrainian violations of the truce within the republic's borders. The Ukrainian military used BMP-1 armoured vehicles and antitank guided missiles to engage pro-Russian troops at Nyzhnie Lozove. Three servicemen were injured.^[17]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 10 occasions, exclusively in Donetsk region.^[18] By the end of the day, there were 20 ceasefire violation along the demarcation line. In the otskirts of Donetsk city, 82 mm mortar volleys landed in Pisky. Butivka mining complex became the target of small arms, snipers, heavy machine guns and rocket launchers. Avdiivka and Kamianka were also hit by antitank rockets. In the region of Mariupol, Ukrainian troops at Vodiane were harassed with heavy machine gun fire, while Talakivka, Pavlopil, Hnutove, Vodiane and Shyrokyne came under small arms fire.^[19] Pro-Russian sources reported several Ukrainian violations of the truce by evening. The Ukrainian military carried out a number of attacks on Pikuzy using small arms, heavy machine guns and automatic grenade launchers.^[20][21] The same kind of weapons were employed against Vasiliivka,^[22] while Spartak came under small arms and heavy machine gun fire.^[23] Uzhivka was hit by rocket propelled grenades.^[24] BMP-1 armoured vehicles engaged pro-Russian positions at the outskirts of Horlivka.^[25]

3 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 20 occasions on Ukrainian positions the previous day,^[19] exclusively in Donetsk region; the fire was returned once.^[26] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 2 April.^[26] Pro-Russian officials at Donetsk city reported 14 Ukrainian violations of the ceasefire in eight locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, armoured personnel carriers and armoured fighting vehicles.^[27] One pro-Russian soldier was killed in action.^[28]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 10 occasions, one Ukrainian soldier was wounded.^[29] In the surroundings of Donetsk city, Opytne came under 82 mm mortar fire, while Avdiivka and Pisky were hit by rocket propelled grenades. The separatists attacked Kamianka, Marinka and Butivka coal mine with infantry weapons, including sniper rifles. In the region of Mariupol, antitank rockets landed in Pishchevik and Vodiane. Small arms and sniper fire was reported at Vodiane and Shyrokyne. Pavlopil was the target of heavy machine guns. In the northern section of the demarcation line, the Ukrainian stronghold of Luhanske came under 82 mm mortar fire, and Novooleksandrivka was hit by antitank rockets. By the end of the day the number of registered ceasefire violations had risen to 24.^[30] Pro-Russian authorities in Donetsk city told the press that Ukrainian forces broke the ceasefire several times at evening. In the outskirts of Donetsk city, Ukrainian BMP-1 armoured vehicles from Nevelske, supported by small arms and heavy machine guns engaged pro-Russian positions at Lozove.^[31] Nearby Spartak became the target of infantry weapons, automatic grenade launchers and antitank rockets,^[32][33] while Kruta Balka and Yakovliivka were fired at from Avdiivka with small arms and heavy machine guns.^[34][35] Yasynuvata was meanwhile hit by small arms fire, machine gun fire and antitank rockets also fired from Avdiivka.^[36] In the region of Mariupol, pro-Russian troops at Pikuzy and Uzhivka were harassed with small arms and sniper fire,^[37][38] while 120 mm mortar rounds fired from Pavlopil landed around pro-Russian redoubts at Sosnovske.^[39] Sniper fire from the direction of Vodiane was also reported at Dzerzhinske.^[40] Ukrainian troops from Hnutove fired small arms and rocket launchers at the village of Novovyboivo.^[36]

4 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 24 occasions on Ukrainian positions the previous day^[30] (including on 22 occasions in Donetsk region and on 2 occasions in Luhansk region^[41]); the fire was returned on 4 occasions.^[41] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in action in the Donbass region on 3 April.^[41] Pro-Russian officials at Donetsk city recorded 16 Ukrainian violations of the ceasefire in 12 locations using small arms, heavy machine guns, snipers, grenade launchers, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[42] According to local sources, the Ukrainian military broke the ceasefire two times within the borders of the self-styled Luhansk People's Republic. The Ukrainian forces engaged pro-Russian positions at Nyzhne Lozove and Kalynivka employing small arms, automatic grenade launchers, rocket launchers, 73 mm antitank recoilless rifles and BMP-1 armoured vehicles.^[43]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 18 occasions, no casualties were reported.^[44] Around Donetsk city, Butivka mining complex became the target of small arms, snipers, rocket launchers and 82 mm mortars. Ukrainian positions at Avdiivka and Kamianka were struck by small arms fire, heavy machine guns and rocket launchers. Antitank rockets also hit Marinka. the rebels used heavy machine guns to harass Ukrainian personnel at Opytne. In the region of Mariupol, armoured fighting vehicles, supported by infantry weapons, opened fire at Ukrainian redoubts near Hnutove, while small arms fire, heavy machine guns and rocket launchers targeted Lebedinske. Rocket propelled grenades were launched at Ukrainian positions at Vodiane, where small arms and sniper fire was also reported. Snipers were likewise active at Shyrokyne. Pavlopil and Lebedinske came under small arms fire. In the northern sector of the demarcation line, Ukrainian troops at Stanytsia Luhanska and Donets railway station received small arms fire. By the end of the day, the number of registered ceasefire violations had risen to 39.^[45] Pro-Russian authorities told the media that Ukrainian forces had attacked Pikuzy, Sakhanka, Uzhivka, Yasinuvata, Spartak, Zaitseve, Dzerzhinske and Trudivske. Among the main incidents, Spartak was shelled by 73 mm antitank recoilless rifles and 82 mm mortars, while pro-Russian positions at Sakhanka were engaged by BMP-2 armoured vehicles. Zaitseve came under 82 mm and 120 mm mortar fire.^{[46][47][48][49]}

5 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 39 occasions on Ukrainian positions the previous day^[45] (including on 37 occasions in Donetsk and on 2 occasions in Luhansk region^[50]). The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 4 April.^[50] Pro-Russian sources at Donetsk city reported 15 Ukrainian violations of the ceasefire in eight different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-2 armoured vehicles.^{[51][46][47][48]}

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 10 occasions, no casualties were reported.^[52] In the area around Donetsk city, rebel troops fired small arms and rocket launchers at Ukrainian positions around Avdiivka, Novotroitske, Verkhnyotoretske and Butivka coal mine. Avdiivka and Nevelske also came under heavy machine gun fire. Small arms fire was reported at Kamianka, Berezove and Novomyhailivka. In the region of Mariupol, 120 mm mortar volleys landed in Lebedinske. Marinka was fired at from small arms, sniper rifles, heavy machine guns, rocket launchers and 82 mm mortars. Rebel forces fired small arms and several types of grenade launchers at Pavlopil. Small arms fire was reported at Talakivka. In the northern sector of the demarcation line, the separatists attacked Ukrainian positions at Luhanske with heavy machine guns, grenade launchers, 82 mm mortars and 120 mm mortars, Troitske was shelled with 82 mm mortars, while Ukrainian troops at Novozvanivka came under small arms and heavy machine gun fire. By the end of the day the number of registered ceasefire violations had risen to 27.^[53] At Donetsk city, pro-Russian authorities said that the Ukrainian military had broken the ceasefire in several locations along the demarcation line, including Vasiliivka, Spartak, Olenivka, Lozove, Staromykhailivka,^[54] Verkhnyotoretske and Petrovsky district in the outskirts of Donetsk city,^[55] and in the region of Mariupol, Sakhanka, Dzerzhinske and Uzhivka. The main actions took place at Uzhivka, where BMP-1 armoured vehicles engaged pro-Russian redoubts supported by 120 mm mortar fire^[56] nearby Sakhanka, also hit by 120 mm mortar rounds,^[57] and Dzerzhinske, which became the target of automatic grenade launchers and 73 mm antitank rockets.^[58] Lozove was shelled by BMP-2 armoured vehicles.^[59]

6 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 27 occasions on Ukrainian positions the previous day^[53] (including on 23 occasions in Donetsk and on 4 occasion in Luhansk region^[60]); the fire was returned on 3 occasions.^[60] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 5 April.^[60] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in 11 different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[61] Deputy minister of defence from the self-styled Donetsk People's Republic, Eduard Basurin, recorded in his daily briefing 101 Ukrainian violations of the truce over the past week, with 120 rounds fired from 82 mm and 120 mm mortars, weapons banned by the Minsk agreements. Two pro-Russian soldiers were killed by snipers on the same period.^[62] Local authorities from the self-proclaimed Luhansk People's Republic denounced two Ukrainian violations of the truce inside the republic boundaries. The Ukrainian army pounded pro-Russian positions at Kalynivka and Dolhe with small arms, automatic grenade launchers, rocket launchers and 82 mm mortars.^[63]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 16 occasions, two Ukrainian servicemen were wounded.^[64] In the surroundings of Donetsk city, Pisky was shelled with 82 mm mortars, while Avdiivka and Marinka came under small arms and rocket propelled grenade fire. Rebel troops fired small arms at Krasnohorivka, Butivka coal mine, Kamianka and Pisky. In the region of Mariupol, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Shyrokyne supported by 122 mm self-propelled artillery. Lebedinske was hit by heavy machine gun fire and antitank rockets, while Ukrainian troops became the target of infantry weapons at Talakivka, Hnutove and Pavlopil. Sniper activity was reported at Shyrokyne. In the northern section of the demarcation line, Luhanske and Novoluhanske were fired at from small arms, heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Pro-Russian armoured fighting vehicles opened fire at Ukrainian redoubts near Troitske, which were also targeted by heavy machine guns and 82 mm mortars. valuiske was shelled with 120 mm mortars. By the end of the day the number of registered ceasefire violations had risen to 42.^[65] Pro-Russian sources at Donetsk city told the press that the Ukrainian military attacked Spartak, Yasynuvata, Mineralne, Vasiilivka, Dokuchaievsk and Petrovsky district, in the outskirts of Donetsk city, Shyroka Balka and Dolomitne in the area of Horlivka, and in the region of Mariupol, Sakhanka and Uzhivka. Ukrainian forces used small arms, snipers, heavy machine guns, automatic grenade launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles. In the main incidents, Shyroka Balka was shelled with 120 mm mortars, while 82 mm mortar volleys landed in Sakhanka, Leninske, Dolomitne and Yasynuvata. BMP-1 armoured fighting vehicles opened fire on pro-Russian entrenchments at Sakhanka, Yasynuvata, Dokuchaievsk and Dolomitne. One pro-Russian soldier was killed by snipers at Mineralne.^[66]

7 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 42 occasions on Ukrainian positions the previous day^[65] (including on 32 occasions in Donetsk region and on 10 occasions in Luhansk region^[67]); the fire was returned on 18 occasions.^[67] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 6 April.^[67] Pro-Russian officials at Donetsk city recorded 23 Ukrainian violations of the ceasefire in ten different areas using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles. The same sources reported the death of one pro-Russian serviceman.^[68] According to local officials, the Ukrainian military broke the ceasefire four times within the borders of the self-styled Luhansk People's Republic, when Ukrainian forces employed small arms, automatic grenade launchers, rocket launchers, 82 mm mortars and BMP-1 armoured fighting vehicles attacked pro-Russian forces at Kalynivka and Kalynove.^[69]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 17 occasions, one Ukrainian soldier was wounded.^[70] In the area of Donetsk city, rebel forces opened fire at Ukrainian positions with small arms, heavy machine guns and rocket launchers. Small arms fire and antitank rockets struck Avdiivka and Butivka mining complex, while Ukrainian troops at Krasnohorivka were harassed with small arms fire. Sniper fire was reported at Slavne. In the region of Mariupol, antitank guided missiles were fired at Pishchevik, while Talakivka and Vodiane became the target of small arms, heavy machine guns and rocket launchers. Rebel snipers opened fire on Ukrainian personnel at Talakivka, Pavlopil and Shyrokyne. Ukrainian forces at Pavlopil, Shyrokyne, Hnutove and Pishchevik received small arms fire. In the northern sector of the demarcation line, Ukrainian positions at Luhanske were engaged with heavy machine guns, rocket launchers and 82 mm mortars. Nearby Malynove became the target of small arms, heavy machine guns and grenade launchers. By the end of the day the number of registered ceasefire violations had risen to 42.^[71] Pro-Russian authorities at Donetsk city told the press that Ukrainian forces attacked Spartak, Yasynuvata, Kruta Balka, Olenivka and Dokuchaievsk, in the outskirts of Donetsk city, Dolomitne in the area of Horlivka, and in the region of Mariupol, Sakhanka, Yelenivka and Uzhivka. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-2 armoured vehicles. The incidents involved the shelling of Dolomitne from 120 mm mortars and Sakhanka and Lozove from 82 mm mortars. Ukrainian BMP-2 armoured vehicles engaged pro-Russian troops at Spartak.^[72]

8 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 42 occasions on Ukrainian positions the previous day^[71] (including on 38 occasions in Donetsk region and on 4 occasion in Luhansk region^[73]); 4 ceasefire violations were registered during the first half of 8 April.^[73] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in action in the Donbass region on 7 April.^[73] Pro-Russian sources at Donetsk city reported 19 Ukrainian violations of the ceasefire in eight locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles. Two pro-Russian soldiers were killed by Ukrainian snipers, one female civilian was wounded.^[74] Sources from the self-proclaimed Luhansk People's Republic recorded three Ukrainian violations of the truce within the republic's borders. The Ukrainian military used 73 mm antitank recoilless rifles and 120 mm mortars to engage pro-Russian troops at Veselehorivka and Kalynove. One serviceman was killed and another wounded by mortar fire at Veselehorivka.^[75]

According to the information provided by the JFO press-centre in the evening of Orthodox Easter Sunday,^[76] as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 12 occasions, four Ukrainian servicemen were wounded.^[77] Around Donetsk city, Kaminaka became the target of small arms and rocket launchers, while Ukrainian troops at Avdiivka and Butivka mining complex came under small arms fire. In the region of Mariupol, pro-Russian armoured fighting vehicles engaged Ukrainian positions at Bohdanivka, supported by small arms fire. Heavy machine gun fire harassed Ukrainian forces at Vodiane, Hnutove and Pishchevyk, while Lebedinske, Vodiane, Pishevyk and Shyrokyne were raked by small arms fire. Hostile snipers were active at Shyrokyne. In the northern sector of the demarcation line, rebel forces opened fire on Ukrainian positions with heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Ukrainian troops at Svitlodarsk, meanwhile, became the target of snipers, heavy machine guns and grenade launchers. Antitank rockets struck nearby Krymske and Valuiske. By the end of the day the number of registered ceasefire violations had risen to 35 and one more Ukrainian soldier was wounded.^[78] Pro-Russian officials at Donetsk city told the press that Ukrainian forces opened fire on their troops at Spartak, Kruta Balka and Vasiilivka, in the area of Donetsk city, and Uzhivka and Pikuzy, in the region of Mariupol. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, rocket launchers, 82 mm mortars and BMP-1 armoured vehicles. In the main incidents, Uzhivka came under 82 mm mortars and pro-Russian redoubts at Pikuzy were engaged by BMP-1 armoured vehicles.^{[79][80][81][82][83]}

9 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 35 occasions on Ukrainian positions the previous day^[78] (including on 27 occasions in Donetsk and on 9 occasions in Luhansk region^[84]). The spokesman of the Ministry of Defence confirmed at noon that five Ukrainian servicemen were wounded in the Donbass region on 8 April.^[84] Pro-Russian officials at Donetsk city recorded 19 Ukrainian violations of the ceasefire in eight different areas using small arms, heavy machine guns, automatic grenade launchers, rocket launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[85] The same sources denounced a Ukrainian attempt to slip through the demarcation line in the area of Zaitseve, north of Horlivka. The incursion was repelled by the separatists, who claimed that two Ukrainian servicemen were killed. Two pro-Russian soldiers died in the engagement.^[86] After an extensive search, which resulted in the death of another pro-Russian serviceman by small arms fire on 12 April, the corpse of the Ukrainian soldier was recovered by rebel forces and handed back to Ukrainian authorities on 15 April at Marinka.^[87] According to local sources, the Ukrainian army broke the ceasefire on two occasions within the boundaries of the self-proclaimed Luhansk People's Republic. Ukrainian BMP-1 armoured vehicles from Luhanske attacked pro-Russian positions at Lozove and Kalynivka supported by automatic grenade launchers, ZU-23-2 antiaircraft guns and 82 mm mortars.^[88]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 18 occasions, three Ukrainian soldiers were wounded.^[89] In the outskirts of Donetsk city, antitank rockets hit Ukrainian positions at Kamianka, Marinka, Opytne and Avdiivka. From Marinka also came reports of heavy machine gun fire. Ukrainian troops at Pisky were harassed by hostile snipers and by small arms fire at Butivka coal mine and Pervomaisk. In the region of Mariupol, 122 mm self-propelled guns opened fire on Ukrainian redoubts at Lebedinske and Shyrokyne, while 120 mm mortar rounds landed in Vodiane. Lebedinske was later fired at from small arms and 82 mm mortars. Rebel forces fired rocket launchers at Shyrokyne, Talakivka and Vodiane, while Pishchevyk was hit by heavy machine gun fire. Small arms fire was reported at Hnutove, Lebedinske, and Pavlopil. In the northern sector of the demarcation line, the separatists fired heavy machine guns and grenade launchers at Luhanske. Rocket propelled grenades also hit Ukrainian positions around Svitlodarsk and Katerinivka. By the end of the day the number of registered ceasefire violations had risen to 35.^[90] At Donetsk city, pro-Russian authorities said that the Ukrainian military had broken the ceasefire in several locations along the demarcation line, including Vasiliivka, Mineralne, Kulikove, Staromyhailivka, Abakumove coal mine, Spartak and Petrovsky district in the outskirts of Donetsk city, and in the region of Mariupol Sakhanka, Pikuzy, Petrovske, Uzhivka and Dzerzhinske. Ukrainian forces opened fire on pro-Russian positions using small arms, sniper rifles, heavy machine guns, automatic grenade launchers. 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antitank guided missiles and 122 mm self-propelled artillery. In the main incidents, 122 mm self-propelled guns firing from Vodiane engaged pro-Russian forces at Uzhivka, while 82 mm and 120 mm mortar volleys fired from Shyrokyne landed in Sakhanka. Ukrainian troops from Talakivka launched antitank guided missiles at Pikuzy. Mineralne came under 120 mm mortar fire.^[91]

10 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 35 occasions on Ukrainian positions the previous day^[90] (including on 32 occasions in Donetsk region and on 3 occasions in Luhansk region^[92]); the fire was returned on 9 occasions.^[92] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in action in the Donbass region on 9 April.^[92] Pro-Russian authorities at Donetsk city recorded 21 Ukrainian violations of the ceasefire in 11 locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery.^[93][94]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 22 occasions, one Ukrainian serviceman was wounded.^[95] In the surroundings of Donetsk city, pro-Russian tanks engaged Ukrainian redoubts at Pisky and Kamianka. Rebel troops fired 120 mm mortars at Avdiivka, Pisky, Butivka coal mine and Kamianka. Butivka also came under 82 mm mortar fire. Infantry weapons and rocket launchers were employed to attack Ukrainian troops at Avdiivka, Kamianka, Krasnohorivka, Novotroitske, Butivka, Opytne and Marinka. Armoured fighting vehicles shelled Pisky, and antitank guided missiles were fired at Krasnohorivka. In the region of Mariupol, pro-Russian tanks opened fire on Ukrainian positions at Vodiane. Berdyansk, Lebedinske, Shyrokyne and Vodiane received 120 mm mortar fire, while Lebedinske and Talakivka were hit by 82 mm mortar rounds. Ukrainian troops at Lebedinskye Starohnativka, Talakivka, Hnutove, Vodiane, and Pavlopil came under small arms and heavy machine gun fire. Antitank guided missiles landed in Hnutove and Shyrokyne. In the northern section of the demarcation line, rebel forces fired small arms, heavy machine guns and 82 mm mortars at Novooleksandrivka. Armoured fighting vehicles opened fire at Luhanske. By the end of the day the number of registered ceasefire violations had risen to 64, three more Ukrainian soldiers were wounded and one was injured.^[96] Pro-Russian authorities told the press that Ukrainian forces pounded their forces at Volvo Center, Dokuchaievsk, Spartak, Trudivske, Zabicheve, Oktyabrivsky coal mine and Mineralne, in the surroundings of Donetsk city, and Sakhanka, Uzhivka, Pikuzy and Petrovske, in the region of Mariupol. The Ukrainian military used small arms, sniper rifles, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, BMP-1 and BMP-2 armoured vehicles. In the main incidents, Uzhivka came under 120 mm mortar fire, while Sakhanka and Trudivske were shelled with 82 mm mortars. Ukrainian BMP-1 and BMP-2 armoured vehicles from Bohdanivka engaged pro-Russian redoubts at Petrovske supported by 82 mm mortar fire. The industrial area of Volvo Center was hit by 152 mm artillery barrages.^[97] Other sources reported tank and 152 mm artillery fire in the western outskirts of Donetsk city later in the night. In the self-proclaimed Luhansk People's Republic, 82 mm and 120 mm mortar fire was reported at Smile and Kalynove-Borshchevate.^[98]

11 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 64 occasions on Ukrainian positions the previous day^[96] (including on 60 occasions in Donetsk and on 4 occasions in Luhansk region^[99]); the fire was returned on 19 occasions.^[99] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded and one was injured in the Donbass region on 10 April.^[99] Pro-Russian officials at Donetsk city recorded 28 Ukrainian violations of the ceasefire in 11 different areas using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel vehicles, armoured fighting vehicles and 152 mm self-propelled artillery. Three civilian residents were wounded.^[100] According to local officials, Ukrainian forces attacked pro-Russian positions at Zholobok, Kalynivka, Kalynove and Kalynove-Borshchevate, within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles. One pro-Russian soldier was wounded.^[101]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 13 occasions, exclusively in Donetsk region, no casualties were reported.^[102] In the region of Donetsk, Ukrainian forces at Pisky were attacked with heavy machine guns, rocket launchers, 82 mm mortars, 120 mm mortars and armoured fighting vehicles. Pro-Russian tanks engaged Ukrainian redoubts at nearby Kamianka, while antitank rockets landed in Avdiivka and Marinka, where Ukrainian troops were harassed with small arms and sniper fire. In the region of Mariupol, rebel forces fired grenade launchers at Talakivka and heavy machine guns at Pavlopil, Hnutove and Vodiane. Small arms fire was reported also at Hnutove and Vodiane. In the northern sector of the demarcation line, small arms fire was reported at Stanytsia Luhanska. Troitske was meanwhile hit by 120 mm mortar fire. By the end of the day the number of registered ceasefire violations had risen to 38.^[103][102] Early in the morning the Ukrainian military shelled eight areas around Donetsk city using 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft artillery, BMP-2 armoured vehicles and 122 mm self-propelled guns.^[104] Natural gas pipelines were damaged at the district of Kuybishev. Seven civilian residents were wounded.^[105][106] Later in the day, Ukrainian forces attacked Yakovliivka, Kruta Balka, Petrovsky district, Dokuchaievsk, Abakumove coal mine, Staromykhailivka and Spartak, in the area of Donetsk city, and Zaitseve, in the outskirts of Horlivka. In the main incidents, BMP-1 armoured vehicles opened fire on pro-Russian positions at Spartak supported by 82 mm mortar fire, while Kruta Balka and Abakumove coal mine were hit by 82 mm mortar fire.^[107] Forces from the self-styled Luhansk People's Republic shot down a Ukrainian drone while on a reconnaissance flight over Smile.^[108]

12 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 38 occasions on Ukrainian positions the previous day^[103] (including on 36 occasions in Donetsk region and on 2 occasions in Luhansk region^[109]). The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 11 April.^[109] Pro-Russian authorities at Donetsk city recorded 27 Ukrainian violations of the ceasefire in 13 locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[110] According to local sources, the Ukrainian military broke the ceasefire two times within the borders of the self-styled Luhansk People's Republic. The Ukrainian forces engaged pro-Russian positions at Kalynove-Borshchevate and Kalynivka employing automatic grenade launchers, 82 mm mortars and BMP-1 armoured vehicles.^[111]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 28 occasions, no casualties were reported.^[112] By the end of the day the number of registered ceasefire violations had risen to 66, one Ukrainian soldier was killed and another wounded. In the outskirts of Donetsk city, 120 mm mortar volleys struck Pisky, while Butivka mining complex came under 82 mm mortar fire. Ukrainian positions at Butivka and Opytne were also engaged by ZU-23-2 antiaircraft guns and armoured fighting vehicles. Marinka, Avdiivka, Opytne and Krasnohorivka became the target of infantry weapons and rocket launchers. Hostile snipersopened fire at Avdiivka and Pisky. In the region of Mariupol, Talakivka was hit by 82 mm mortar fire, while pro-Russian armoured fighting vehicles, supported by Zu-23-2 antiaircraft guns, opened fire on Ukrainian forces at Vodiane and Talakivka. The separatists fired small arms, heavy machine guns and grenade launchers at Lebedinske, Hnutove and Shyrokyne. Sniper fire was reported at Pavlopil. In the northern sector of the demarcation line, Troitske was shelled from 82 mm mortars, 120 mm mortars, ZU-23-2 antiaircraft guns and armoured fighting vehicles. Nearby Krymske was hit by 82 mm mortar fire. Ukrainian redoubts at Luhanske were shelled by ZU-23-2 antiaircraft guns and armoured fighting vehicles. Zaitseve, Novozvanivka, Artemove and Svitlodarsk were fired at from infantry weapons and antitank rocket launchers.^[113] Intense hostile fire was reported by pro-Russian authorities along the demarcation line throughout the day. In the main incidents, Ukrainian BMP-1 and BMP-2 from Bohdanivka opened fire at pro-Russian positions around Petrovske, in the region of Mariupol, on several occasions. BMP-1 vehicles from Talakivka also shelled nearby Pikuzy, while Novolaspa became the target of BMP-2's cannon fire. In the area of Horlivka, one pro-Russian soldier was killed when Zaitseve came under heavy small arms fire. Holmivsky was fired at from antiaircraft artillery. Ukrainian armoured personnel carriers and armoured fighting vehicles from Troitske engaged pro-Russian redoubts at Ozeryanivka, which was also hit by 82 mm mortar rounds. BMP-2 armoured vehicles from Novhorodske opened fire on pro-Russian forces at Shyroka Balka. In the outskirts of Donetsk city, Spartak was shelled several times with 82 mm and 120 mm mortars. Volvo-Center and Vesele were hit by 82 mm mortar rounds. Antiaircraft artillery fire was also reported at Vesele, and BMP-2 armoured vehicles opened fire at Bela Kamianka.^[114]

13 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 66 occasions on Ukrainian positions the previous day^[113] (including on 54 occasions in Donetsk and on 12 occasions in Luhansk region^[115]); the fire was returned on 20 occasions.^[115] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and another wounded in the Donbass region on 12 April.^[115] Pro-Russian authorities at Donetsk city reported 45 Ukrainian violations of the ceasefire in 23 areas using small arms, sniper rifles, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers and armoured fighting vehicles.^[116] According to the same sources, there were 182 Ukrainian violations of the ceasefire over the past week. Three pro-Russian soldiers were killed in action and seven civilian residents wounded. The Ukrainian army opened fire 55 times with 152 mm and 122 mm self-propelled artillery and 705 times with 82 mm and 120 mm mortars.^[117] Local officials reported that Ukrainian forces broke the ceasefire on five occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed 82 mm mortars, 120 mm mortars and BMP-1 armoured fighting vehicles to attack pro-Russian positions at Kalynove, Kalynove-Borshchevate, Sentianivka, Sanzharivka and Pervomaisk.^[118]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 20 occasions, no casualties were reported.^[119] Around Donetsk city, 82 mm mortar volleys struck Opytne and Kamianka, while antitank rockets landed in Avdiivka, Kamianka and Marinka. Pro-Russian armoured fighting vehicles opened fire on Ukrainian redoubts at Kamianka, and heavy machine gun fire raked Ukrainian positions at Nevelske, Avdiivka, Marinka and Butivka mining complex. Small arms fire was reported at Opytne, Kamianka and Butivka. Rebel snipers harassed Ukrainian troops at Avdiivka. In the region of Mariupol, rebel forces fired rocket propelled grenades at Vodiane, Pavlopil, Bohdanivka and Lebedinske and heavy machine guns at Pavlopil. Ukrainian positions at Talakivka and Bohdanivka were shelled by armoured fighting vehicles. Small arms fire was reported at Lebedinske, Pavlopil, Talakivka and Vodiane. In the northern section of the demarcation line, armoured fighting vehicles opened fire on Ukrainian redoubts at Troitske supported by heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Krymske was hit by 82 mm mortar fire, and Zaitseve by small arms fire and antitank rockets. The separatists fired heavy machine guns at Svitlodarsk. By the end of the day the number of registered ceasefire violations had risen to 43, one Ukrainian serviceman was wounded.^[120] Pro-Russian authorities told the press that Ukrainian forces attacked Mineralne, Trudivske, Spartak, Kruta Balka, Dokuchaievsk, in the outskirts of Donetsk city, Uzhivka, Sosnovske and Petrovske, in the region of Mariupol, and, in the area of Horlivka, Gagarin mining complex, Dolomitne and Ozeryanivka. In the main incidents, Spartak was repeatedly hit by 82 mm mortar fire, while BMP-1 armoured vehicles engaged pro-Russian positions at Ozeryanivka, Kruta Balka, Sosnovske and Gagarin mining complex. BMP-2 armoured vehicles opened fire at Trudivske, Petrovske and Spartak, while antiaircraft fire raked Gagarin mining complex.^[121]

14 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 43 occasions on Ukrainian positions the previous day^[120] (including on 39 occasions in Donetsk and on 4 occasions in Luhansk region). The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in action in the Donbass region on 13 April.^[122] Pro-Russian officials at Donetsk city recorded 19 Ukrainian violations of the ceasefire in 12 different areas using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, antiaircraft guns, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[123] According to local officials, the Ukrainian military broke the ceasefire four times within the borders of the self-styled Luhansk People's Republic. Ukrainian forces employed small arms, heavy machine guns, 82 mm mortars and 120 mm mortars to pound pro-Russian redoubts at Zholobok, Lozove, Sentianivka and Obozne.^[124]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 28 occasions, one Ukrainian serviceman was wounded.^[125] In the surroundings of Donetsk city, rebel forces shelled Pisky and Butivka coal mine with 82 mm mortars. Antitank rockets struck Ukrainian outposts at Avdiivka, Kamianka, Butivka coal mine and Marinka. Pro-Russian armoured fighting vehicles engaged Ukrainian positions at Novotroitske. Ukrainian troops at Avdiivka came under small arms and antiaircraft direct fire. Heavy machine gun fire was reported at Novotroitske and Butivka coal mine, while Ukrainian troops were harassed by small arms fire at Kamianka and Novomykhailivka and by sniper fire at Butivka. In the region of Mariupol, 122 mm artillery barrages landed in Shyrokyne, while different types of grenade launchers were fire at Vodiane, Lebedinske and Talakivka. Ukrainian redoubts at Vodiane were fired at by armoured fighting vehicles. Ukrainian forces at Pavlopil, Hnutove, Lebedinske and Vodiane were targeted by heavy machine guns, and by small arms at Shyrokyne, Pavlopil, Lebedinske and Talakivka. Snipers opened fire on Ukrainian personnel at Talakivka. In the northern sector of the demarcation line, Zaitseve was struck by 120 mm mortar fire. Pro-Russian rebels attacked nearby Luhanske with heavy machine guns, rocket launchers, 82 mm mortars and armoured fighting vehicles. Ukrainian redoubts at Mayorsk became the target of heavy machine guns and rocket launchers, while heavy machine gun fire struck Troitske. By the end of the day the number of registered ceasefire violations had risen to 52, two more Ukrainian soldiers were wounded.^[126] Pro-Russian sources reported Ukrainian violations of the truce at Mineralne, Zhabicheve, Dokuchaievsk, Kruta Balka, Verkhnyotoretske, Spartak and Yasynuvata, in the surroundings of Donetsk city, Zaitseve, Izotove coal mine and Dolomitne, in the area of Horlivka and in the region of Mariupol, Uzhivka and Sakhanka. In the main incidents, Ukrainian troops shelled Uzhivka and Sakhanka with 82 mm and 120 mm mortars; 120 mm mortar volleys also landed in Zaitseve. Dolomitne and Mineralne were meanwhile struck by 82 mm mortars fired from Novoluhanske. BMP-1 armoured vehicles shelled Shyroka Balka and Izotove mining complex. Pro-Russian positions at Dokuchaievsk, Spartak and Yasynuvata were engaged by BMP-2 armoured vehicles.^[127]

15 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 52 occasions on Ukrainian positions the previous day^[126] (including on 41 occasions in Donetsk and on 11 occasions in Luhansk region^[128]); the fire was returned on 19 occasions.^[128] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded in action and one was wounded by explosion of an unidentified explosive device in the Donbass region on 14 April.^[128] Pro-Russian officials at Donetsk city reported 20 Ukrainian violations of the ceasefire in 11 locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[129] Officials from the self-styled Luhansk People's Republic said that Ukrainian forces broke the ceasefire three times within the republic boundaries. The Ukrainian military employed small arms, heavy machine guns, grenade launchers, 120 mm mortars and armoured fighting vehicles to attack pro-Russian positions at Kalynove, Kalynivka and Nyzhnie Lozove.^[130]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 24 occasions, no casualties were reported.^[131] In the surroundings of Donetsk city, Novotroitske was hit by 120 mm mortar volleys, while Pisky came under 82 mm mortar fire. Rebel forces fired small arms, heavy machine guns and grenade launchers to engage Ukrainian forces at Avdiivka, Kamianka, Butivka mining complex and Verkhnyotoretske. Pro-Russian armoured fighting vehicles shelled Pisky, and hostile sniper were active at Novotroitske. Heavy machine gun fire was reported at Opytne. Sniper fire harassed Ukrainian trops at Slavne and Berezove. In the region of Mariupol, 82 mm and 120 mm mortar rounds landed in Pavlopil; nearby Lebedinske was also hit by 120 mm mortar fire. Pyshchevik, Shyrokyne and Hnutove became the target of small arms, heavy machine guns and rocket launchers. Ukrainian positions at Talakivka were attacked by armoured fighting vehicles, while Ukrainian troops at Lebedinske came under sniper fire. In the northern sector of the demarcation line, Luhanske and Svitlodarsk were shelled with 82 mm and 120 mm mortars. The rebels also employed 120 mm mortars to pound Ukrainian positions at Troitske. Novoluhanske and Novhorodske became the target of heavy machine guns and rocket launchers. Pro-Russian armoured fighting vehicles opened fire on Ukrainian redoubts at Luhanske and Troitske. By the end of the day the number of registered ceasefire violations had risen to 59, one Ukrainian serviceman was wounded and another injured.^[132] Pro-Russian officials at Donetsk city told the press that Ukrainian forces broke the ceasefire several times since the morning. The Ukrainian military opened fire at Dokuchaievsk, Kruta Balka, Verkhnyotoretske, Volvo Center, and Spartak, in the surroundings of Donetsk city, Shyroka Balka, Zaitseve, Dolomitne, Zheleznaya Balka and Ozeryanivka in the area of Horlivka and in the region of Mariupol, Sakhanka and Uzhivka. In the main incidents, Zaitseve, Dolomitne and Dokuchaievsk came under 120 mm mortar fire. Sakhanka was shelled with 82 mm mortars, BMP-1 armoured vehicles engaged pro-Russian positions at Sakhanka, Shyroka Balka and Zheleznaya Balka, which also became the target of antiaircraft guns. Some hours later, pro-Russian positions at Zheleznaya Balka were also fired at from BMP-2 armoured vehicles. An antitank guided missile was fired at Dolomitne.^[133]

16 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 59 occasions on Ukrainian positions the previous day^[132] (including on 42 occasions in Donetsk region and on 17 occasions in Luhansk region^[134]); the fire was returned on 24 occasions.^[134] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were injured in the Donbass region on 15 April.^[134] Pro-Russian officials at Donetsk city reported 31 Ukrainian violations of the ceasefire in 14 different locations using small arms, heavy machine guns, automatic grenade launchers, 82 mm mortars, 120 mm mortars, antiaircraft guns, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles and 100 mm antitank artillery.^[135] Officials from the self-proclaimed Luhansk People's Republic recorded six Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynyvka, Sazharivka and Lohvynove using small arms, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, BMP-1 and BMP-2 armoured vehicles. One pro-Russian soldier was killed in action and another wounded.^[136]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 22 occasions, no casualties were reported.^[137] In the area of Donetsk city, rebel forces employed heavy machine guns, 82 mm mortars, 120 mm mortars and armoured fighting vehicles to attack Ukrainian positions at Pisky. Avdiivka, Marinka, Verkhnyotoretske, Kamianka, Novotroitske and Butivka mining complex came under small arms and rocket propelled grenade fire. Ukrainian troops at Marinka were harassed with heavy machine gun fire. Small arms fire was reported at Opytne and Nevelske. In the region of Mariupol, rebel troops fired small arms, and grenade launchers at Shyrokyne, Vodiane and Hnutove. Pro-Russian armoured personnel carriers engaged Ukrainian positions at Vodiane, while armoured fighting vehicles shelled Talakivka and Hnutove. Lebedinske, Pyshchevik, Talakivka and Pavlopil came under heavy machine gun fire. Small arms fire harassed Ukrainian positions at Lebedinske, Hnutove and Talakivka. Sniper fire was reported at Shyrokyne. In the northern section of the demarcation line, heavy shelling was reported at Zaitseve, which came under 82 mm mortar, 122 mm and 152 mm self-propelled artillery fire. Luhanske was fired at from armoured fighting vehicles, while Krymske was hit by antitank rockets. Heavy machine gun fire was recorded at Luhanske and Novoluhanske. By the end of the day the number of registered ceasefire violations had risen to 52, one Ukrainian soldier (born in 1997) was killed, two servicemen and a servicewoman (nurse-anesthetist) were wounded and two soldiers injured (one of them by a laser).^[138][139] Pro-Russian authorities at Donetsk city reported several violations of the ceasefire throughout the day. Spartak, Dokuchaievsk, Yasynuvata and Zhabicheve, in the outskirts of Donetsk, Zaitseve, Gagarin coal mine, 6-7 coal mine, Dolomitne and Zheleznaya Balka in the area of Horlivka and Uzhivka, Petrovske, Pikuzy, Verhnioshyrokivske and Sosnovske in the region of Mariupol came under attack. In the main incidents, Dolomitne was hit by 82 mm mortar rounds and antitank guided missiles, Uzhivka, Petrovske, Gagarin mining complex and Zaitseve were struck by 120 mm mortar volleys; Uzhivka and Zaitseve were also shelled with 82 mm mortars. Spartak became the target of 73 mm antitank recoilless rifles and 82 mm mortars. BMP-2 armoured vehicles from Novotroitske opened fire on pro-Russian redoubts at Dokuchaievsk, supported by 82 mm mortar fire. BMP-1 armoured vehicles from Dzerzhinsky engaged pro-Russian positions at Gagarin mining complex, while BTR-80 armoured personnel carriers from Novhorodske attacked Zheleznaya Balka. Zhabicheve was raked by cannon fire from BMP-2 armoured vehicles. Heavy fire was reported at coal mine 6-7 later in the night, when pro-Russian redoubts in the area were engaged by Ukrainian tanks and 152 mm self-propelled artillery firing from Daliivka.^[140]

17 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 52 occasions on Ukrainian positions the previous day^[138] (including on 43 occasions in Donetsk and on 9 occasions in Luhansk region (including 5 times at Zaitseve)^[139]); the fire was returned on 20 occasions.^[139][141] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and several others were wounded and injured in the Donbass region on 16 April. For the first time during the war a combat related injury caused by a laser weapon was reported.^[139] Pro-Russian authorities at Donetsk city recorded 35 Ukrainian violations of the ceasefire in 17 locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles, tanks and 152 mm artillery.^[142] One pro-Russian soldier was killed in action.^[143] Sources from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire five times within the republic boundaries. The Ukrainian army employed small arms, heavy machine guns, automatic grenade launchers, rocket launchers, 120 mm mortars, BMP-1 armoured vehicles and 152 mm self-propelled guns to attack pro-Russian positions at Kalynivka, Lohvynove, Makarove and Kalynove.^[144][145]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 21 occasions, as a result one Ukrainian sereviceman was killed and two were wounded.^[146] Around Donetsk city, Novotroitske was hit by rocket propelled grenades and 82 mm mortar rounds. The rebels also fired small arms, heavy machineguns and rocket launchers at Ukrainian positions near Avdiivka, Butivka mining complex, Verkhnyotoretske and Kamianka. Heavy machine gun fire was reported at Opytne and small arms fire at Nevelske. In the region of Mariupol, pro-Russian armoured fighting vehicles opened fire at Ukrainian forces at Vodiane and Pavlopil. Rebel forces attacked Vodiane and Hnutove with small arms, heavy machine guns, rocket launchers and 120 mm mortars. Pyshchevik, Talakivka and Pavlopil became the target of small arms, heavy machine guns and grenade launchers. Heavy machine guns were fired at Lebedinske and small arms at Shyrokyne. Hostile snipers were active at Lebedinske and Hnutove. In the northern sector of the demarcation line, Zaitseve was hit by 152 mm artillery volleys. Ukrainian troops in the area were also harassed by sniper fire. Rebel forces shelled Troitske with 120 mm mortars, and nearby Novooleksandrivka with rocket launchers and 82 mm mortars. Heavy machine gun firewas reported at Luhanske. By the end of the day the number of registered ceasefire violations had risen to 45 and one more Urainian serviceman was wounded.^[147] Multiple ceasefire violations by Ukrainian forces were reported by pro-Russian officials at Donetsk city. The Ukrainian military opened fire at Dokuchaievsk, Yakovliivka, Zhabicheve, Spartak, Vasiilivka and Yasynuvata, in the environs of Donetsk city, Zaitseve, Dolomitne, Mayorsk checkpoint, Shyroka Balka, Dolomitne and Ozeryanivka, in the area of Horlivka, and Petrovske, Uzhivka and Pikuzy, in the region of Mariupol. In the main incidents, Ukrainian tanks engaged pro-Russian forces at Mayorsk checkpoint early in the morning, while Shyroka Balka was struck by 122 mm artillery volleys. Nearby Zaitseve came under 120 mm mortar fire, and antitank guided missiles were launched at Dolomitne.^[148]

18 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 45 occasions on Ukrainian positions the previous day^[147] (including on 40 occasions in Donetsk region and on 5 occasions in Luhansk region^[149]); the fire was returned on 22 occasions.^[149] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and three others were wounded in action in the Donbass region on 17 April.^[149] Pro-Russian authorities at Donetsk city recorded 27 Ukrainian violations of the ceasefire in 14 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery.^[150] The same sources reported five civilian workers from the water purification plant wounded at Yasynuvata.^[151] Local authorities in the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the truce on four occasions within the republic borders. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 82 mm and 120 mm mortars to attack pro-Russian positions at Kalynove, Kalinivka and Zholobok.^[152]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 20 occasions, one Ukrainian serviceman was wounded.^[153] In the surroundings of Donetsk city, rebel forces opened fire at Ukrainian troops at Nevelske, Novotroitske and Buitvka mining complex with small arms, heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Pisky was hit by 82 mm mortar barrages, while antitank rockets landed in Avdiivka. Ukrainian positions at Opytne were raked by heavy machine gun fire. Small arms fire was reported at Verkhnytoretske, Marinka, Kamianka and Avdiivka. In the region of Mariupol, Nykolaevka came under 120 mm mortar fire, while grenade launchers and 82 mm mortars were fired at Vodiane. Pro-Russian armoured fighting vehicles opened fire at Bohdanivka, and rocket launchers were fired at Talakivka, Hnutove and Bohdanivka. Heavy machine gun fire harassed Ukrainian troops at Talakivka and Vodiane. Lebedinske and Shyrokyne came under small arms fire. Snipers were active around Hnutove. In the northern section of the demarcation line, Popasna and Novooleksandrivka received 82 mm mortar fire. Antitank rockets hit Ukrainian positions at Luhanske and Svitlodarsk, while heavy machine gun fire struck Novoluhanske. Ukrainian troops became the target of hostile snipers at Mayorsk and Novhoroske. By the end of the day the number of registered ceasefire violations had risen to 50 and another Ukrainian soldier was injured.^[154] Several Ukrainian violations of the ceasefire were reported to the press by pro-Russian authorities at evening. Yasynuvata, Volvo Center, Trudivske, Mineralne, Dokuchaievsk and Zhabicheve, in the area around Donetsk city, and in the region of Mariupol Uzhivka, Pikuzy and Dzerzhinske came under hostile fire. In the main incidents, the water purification plant at Yasynuvata, north of Donetsk city, came under heavy fire and had to be evacuated. Operations at the facilities were suspended for the next five days after the area was hit by small arms fire, machine gun fire and 82 mm mortar rounds. Ukrainian tanks from Pisky engaged pro-Russian redoubts at Volvo Center, supported by 82 mm and 120 mm mortar fire. Pikuzy was struck by 120 mm mortar volleys, an apartment building and a power line were heavily damaged. The village was left without electrical power. BMP-2 armoured vehicles opened fire at pro-Russian forces at Trudivske and Dokuchaievsk. Uzhivka, Pikuzy and Zhabicheve came under 82 mm mortar fire.^[155]

19 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 50 occasions on Ukrainian positions the previous day^[154] (including on 41 occasions in Donetsk and on 9 occasions in Luhansk region^[156]); the fire was returned on 14 occasions.^[156] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded and another injured in the Donbass region on 18 April.^[156] Pro-Russian officials at Donetsk city recorded 20 Ukrainian violations of the ceasefire in 10 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks.^[157] Sources from the self-proclaimed Luhansk People's Republic recorded three Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynyvka, Kalynove and Pervomaisk using 73 mm antitank recoilless rifles, 120 mm mortars and BMP-1 armoured vehicles.^[158]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 12 occasions, as a result one Ukrainian sereviceman was wounded.^[159] In the surroundings of Donetsk city, Pisky was shelled with 82 mm and 120 mm mortars. Nearby Opytne came under 120 mm mortar fire, while Avdiivka was struck by 82 mm mortar volleys. Rebel forces attacked Kamianka, Avdiivka and Butivka mining complex with small arms, heavy machine guns, rocket launchers. Ukrainian troops at Marinka were harassed with small arms fire. In the region of Mariupol, Ukrainian positions at Vodiane and Lebedinske were hit by small arms fire, heavy machine gun fire and antitank rockets. Small arms fire was reported at Hnutove and Pyshchevik. In the northern section of the demarcation line, antitank rockets landed in Stanytsia Luhanska, Artema and Travneve. By the end of the day the number of registered ceasefire violations had risen to 35 and another Urainian soldier was wounded.^[160] A number of ceasefire violations were recorded in the course of the day by pro-Russian authorities at Donetsk city in several locations along the demarcation line. Volvo Center, Mykhailivka, Zhabicheve, Vasiilivka, Kruta Balka and Trudivske, in the outskirts of Donetsk city, Uzhivka, Dzerzhinske and Pikuzy, in the region of Mariupol, and Ozeryanivka, in the area of Horlivka came under fire. In the main incidents, 82 mm and 120 mm mortar volleys hit the industrial area of Volvo Center, while nearby Zhabicheve came under 120 mm mortar fire. BMP-2 armoured vehicles from Marinka opened fire on pro-Russian positions at Trudivske, supported by infantry weapons. BMP-1 armoured vehicles from Talakivka shelled Pikuzy, while Uzhivka and Dzerzhinske became the target of 73 mm antitank recoilless rifles. BTR-80 armoured personnel carriers from Verkhnyotoretske engaged pro-Russian redoubts at Mykhailivka, while BMP-2 armoured vehicles and BTR-80 armoured personnel carriers from Troitske attacked Ozeryanivka. Ukrainian snipers opened fire at Marinka checkpoint, wounding three civilian commuters.^[161]

20 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 35 occasions on Ukrainian positions the previous day^[160] (including on 32 occasions in Donetsk region and on 3 occasions in Luhansk region^[162]); the fire was returned on 19 occasions.^[162] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in action in the Donbass region on 19 April.^[162] Pro-Russian authorities at Donetsk city recorded 18 Ukrainian violations of the ceasefire in 13 locations using small arms, heavy machine guns, snipers, grenade launchers, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[163] The same sources denounced 78 Ukrainian violations of the truce over the past week. On the same period, the Ukrainian army fired 122 mm and 152 mm self-propelled artillery 77 times, 69 tank rounds and 863 82 mm and 120 mm mortar shells, all of them weapons banned by the Minsk agreements.^[164] Officials from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire two times within the republic boundaries. The Ukrainian army employed small arms, heavy machine guns, automatic grenade launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Prishib and Kalynove.^[165]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 20 occasions, one Ukrainian serviceman was killed and another wounded.^[166][167] In the outskirts of Donetsk city, 120 mm mortar volleys landed at Novotroitske, while Pisky and Butivka mining complex came under 82 mm mortar fire. Small arms, heavy machine guns and rocket launchers were fired at Butivka mining complex, Verkhnyotoretske, Opytne and Pisky. Small arms fire was reported at Marinka, Avdiivka, Nevelske and Novotroitske. In the region of Mariupol, pro-Russian forces fired BM-21 "Grad" multiple rocket launchers at Ukrainian redoubts around Lebedinske; a barrage of 40 rockets struck home. Lebedinske also became the target of small arms, heavy machine guns, rocket launchers and 82 mm mortars. Heavy shelling was likewise reported at Shyrokyne and Vodiane, where Ukrainian positions were pounded with 120 mm mortars and 122 mm self-propelled artillery. Vodiane was later hit by 82 mm mortar fire. Hnutove, meanwhile, was fired at from small arms, heavy machine guns and grenade launchers. In the northern sector of the demarcation line, 122 mm self-propelled guns shelled Popasna. Pro-Russian armoured fighting vehicles engaged Ukrainian positions at Krymske and Troitske, in the later case supported by 82 mm mortar fire. Ukrainian troops at Zaitseve became the target of snipers and rocket launchers. Heavy machine gun fire was reported at Pervomaisk and small arms fire at Novoluhanske. By the end of the day the number of registered ceasefire violations had risen to 36.^[168] Pro-Russian authorities told the press that Ukrainian forces broke the ceasefire on several occasions throughout the day. Zhabicheve, Dokuchaievsk, Oktyabrskaya coal mine, in the area surrounding Donetsk city, Zaitseve and Holmivsky, in the area of Horlivka, and Uzhivka, Pikuzy and Bela Kamianka, in the region of Mariupol were targeted by the Ukrainian military. In the main incidents, BMP-1 armoured vehicles attacked Uzhivka, supported by 82 mm mortars. Dokuchaievsk came under 82 mm and 120 mm mortars. Oktyabrskaya coal mine was shelled with 120 mm mortars, and Holmivsky with 82 mm mortars. BMP-2 armoured vehicles opened fire on pro-Russian positions at Dokuchaievsk.^{[169][170][171]}

21 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 36 occasions on Ukrainian positions the previous day^[168] (including on 28 occasions in Donetsk and on 8 occasions in Luhansk region^[172]); the fire was returned on 15 occasions.^[172] By 9:00 am of 21 April 9 attacks on Ukrainian positions were registered.^[172] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and another was wounded in the Donbass region on 20 April.^[172] Pro-Russian authorities at Donetsk city reported 22 Ukrainian violations of the ceasefire in 12 locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[173] Local sources told the press that Ukrainian forces broke the ceasefire on five occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, rocket launchers and BMP-1 armoured vehicles to attack pro-Russian positions at Zeleznaya Roshcha, Kalynove, Nyzhne Lozove and Knyaz Igor memorial.^[174]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 31 occasions. By the end of the day the number of registered ceasefire violations had risen to 47, one Ukrainian serviceman was killed, two were wounded and two injured.^[175] In the environs of Donetsk city, Novotroitske was shelled with 120 mm mortars, while Avdiivka and Nevelske were attacked with small arms and rocket launchers. Heavy machine gun and sniper fire was reported at Novotroitske. Ukrainian personnel at Krasnohorivka and Butivka mining complex. Pro-Russian tanks engaged Ukrainian redoubts at Pavlopil and Pyshchevik, in the region of Mariupol. In the same area, 120 mm mortar barrages hit Vodiane, and armoured fighting vehicles opened fire at Pavlopil and Talakivka. Rebel troops fired small arms and rocket launchers at Hnutove and Vodiane, and heavy machine guns at Pyshchevik, Talakivka and Chernenko. Ukrainian forces were harassed with small arms at Lebedinske and sniper fire at Pavlopil. In the northern section of the demarcation line, Zaitseve, Katerinivka, and Novooleksandrivka came under 120 mm mortar fire, while Novoselivka, Luhanske, Novhorodske, and Zaitseve were shelled with 82 mm mortars. Zaitseve was also hit by antitank rockets. Ukrainian troops at Krymske became the target of small arms and grenade launchers, Small arms fire was likewise reported at Novoselivka. As a result, one Ukrainian serviceman was wounded and another soldier had suffered combat related injuries.^[176] Pro-Russian sources at Donetsk city reported a number of Ukrainian violations of the ceasefire by evening. The Ukrainian military opened fire at pro-Russian forces at Dokuchaievsk, Kruta Balka, Zhabicheve, Mykhailivka, Abakumove, Spartak, Trudivske and Staromyhailivka, in the area of Donetsk city, Ozeryanivka, Dolomitne and Zaitseve in the area of Horlivka and in the region of Mariupol Sosnovske, Pikuzy and Dzerzhinske. In the main incidents, Ukrainian forces at Dokuchaievsk were engaged with automatic grenade launchers, 82 mm mortars, 120 mm mortars and BMP-2 armoured vehicles. Zhabicheve, Dzerzhinske, Pikuzy and Abakumove came under 82 mm mortar fire. Later, 120 mm mortar volleys landed in Pikuzy and Ozeryanivka.^{[177][178][179][180]} Colonel Andryi Marochko, military spokesman of the self-proclaimed Luhansk People's Republic, announced that pro-Russian forces shot down an armed Ukrainian drone over the city of Luhansk, the second since 1 April.^[181]

22 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 47 occasions on Ukrainian positions the previous day^[175] (including on 36 occasions in Donetsk region and on 11 occasions in Luhansk region^[182]); the fire was returned on 20 occasions.^[182] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian soldier was killed, two others were wounded and another two were injured in action in the Donbass region on 21 April.^[182] Pro-Russian sources at Donetsk city recorded 36 Ukrainian violations of the ceasefire in 18 different locations using small arms,heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[183] Officials from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire four times within the republic boundaries. The Ukrainian army employed small arms, rocket launchers, 82 mm and 120 mm mortars to attack pro-Russian positions at Zholobok, Pervomaisk and Kalynove-Borshchevate.^[184] The same sources said that one civilian resident was killed by an explosive device at Vrubivskyi, in Lutuhyne Raion.^[185]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 10 occasions, with no accompanying casualties on the Ukrainian side.^[186] In the area around Donetsk city, small arms and rocket launchers were fired at Avdiivka, Butivka mining complex and Marinka. Heavy machine gun fire was reported at Krasnohorivka and small arms fire at Kamianka. Ukrainian troops at Novotroitske came under sniper fire. In the region of Mariupol, rebel forces opened fire on Ukrainian positions at Talakivka with small arms, heavy machine guns, grenade launchers and 82 mm mortars. Vodiane was hit by small arms fire and antitank rockets, while heavy machine guns were fired at Pavlopil, Hnutove and Shyrokyne. Sniper fire was reported at Pavlopil. In the northern sector of the demarcation line, 120 mm mortar volleys landed in Nohorodske and Luhanske. The separatists also fired 82 mm mortars at Novoselivka, Novhorodske and Troitske. Pro-Russian armoured fighting vehicles shelled Luhanske and Troitske. Heavy machine gun fire struck Ukrainian positions at Troitske, Luhanske and Novoselivka. Ukrainian troops at Novhorodske became the target of small arms. By the end of the day, the number of incidents had risen to 30.^[187] A number of Ukrainian violations of the ceasefire were reported throughout the day by pro-Russian authorities at Donetsk city. Dokuchaievsk, Vasiliivka, Yasynuvata, Yakovliivka, Trudivske, Verkhnyotoretske, Kruta Balka, Mineralne and Mykhailivka, in the outskirts of Donetsk city, Ozeryanivka, Dolomitne, Zaitseve and Shyroka Balka in the area of Horlivka and in the region of Mariupol, Sosnovske and Dzerzhinske were fired at from Ukrainian positions. In the main incidents, Ukrainian forces shelled Ozeryanivka and Yasynuvata with 82 mm and 120 mm mortars. Dokuchaievsk and Kruta Balka came under 120 mm mortar fire, while 82 mm mortar rounds landed in Dzerzhinske and Shyroka Balka. BMP-2 armoured vehicles engaged pro-Russian positions at Dokuchaievsk, Mykhailivka and Ozeryanivka.^[188]

23 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 30 occasions on Ukrainian positions the previous day^[187] (including on 25 occasions in Donetsk and on 5 occasions in Luhansk region^[189]); the fire was returned on 20 occasions.^[189] By 9:00 am of 23 April 10 attacks on Ukrainian positions were recorded.^[189] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 22 April.^[189] Pro-Russian officials at Donetsk city recorded 32 Ukrainian violations of the ceasefire in 17 locations using small arms, heavy machine guns, grenade launchers, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[190] Four days after being attacked with mortar fire, Yasynuvata's water purification plant resumed operations as usual.^[191] Local sources reported that Ukrainian forces broke the ceasefire on six occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed small arms, machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Prishib, Stepove, Lohvynove, Kalynove and Slavyanoserbsk.^[192]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 25 occasions, as a result three Ukrainian servicemen were wounded.^[193] By the end of the day the number of registered ceasefire violations had risen to 44, one more Ukrainian serviceman was wounded and one was injured. In the outskirts of Donetsk city, Butivka mining complex was targeted by 82 mm mortars. Separatist forces opened fire on Avdiivka, Verkhnyotoretske, Kamianka, Krasnohorivka, Marinka, Nevelske and Butivkamining complex using small arms, heavy machine guns, grenade launchers and armoured fighting vehicles. In the region of Mariupol, Vodiane was hit by 120 mm mortars, while 82 mm mortar volleys struck Lebedinske. Pro-Russian armoured fighting vehicles engaged pro-Russian positions at Vodiane, Hnutove, Lebedinske, Pavlopil, Pyshchevik and Talakivka supported by infantry weaponsand rocket launchers. In the northern sector of the demarcation line, Troitske was shelled with 82 mm and 120 mm mortars; 82 mm mortar rounds also landed in Novooleksandrivka. Novozvanivka, Popasna, Troitske and Novoselivka became the target of small arms, heavy machine guns and grenade launchers.^[194] Pro-Russian officials at Donetsk city told the press that Ukrainian forces broke the ceasefire several times in the course of the day. Yasynuvata, Dokuchaievsk, Staromykhailivka, Mykhailivka, Volvo Center and Spartak, in the surroundings of Donetsk city, Sakhanka, Uzhivka, Styla and Pikuzy in the region of Mariupol, and in the area of Horlivka, Zaitseve and Shyroka Balka came under attack. In the main incidents, Dokuchaievsk became the target of 120 mm mortars and antitank guided missiles; a farm complex was damaged. Heavy shelling was meanwhile reported at Uzhivka, shelled with 120 mm mortars and 152 mm self-propelled artillery firing from Vodiane. Zaitseve, Yasynuvata, Uzhivka, Pikuzy, Sakhanka and Styla came under 82 mm mortar fire. BMP-1 armoured vehicles opened fire at pro-Russian positions at Pikuzy, Spartak, Sakhanka, Styla and Shyroka Balka. BMP-2 armoured vehicles attacked Yasynuvata and Zaitseve. Pro-Russian forces at Mykhailivka were engaged by BTR-80 armoured personnel carriers from Verkhnyotoretske, supported by 73 mm antitank recoilless rifles and heavy small arms fire.^[195][196]

24 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 44 occasions on Ukrainian positions the previous day^[194] (including on 34 occasions in Donetsk region and on 10 occasions in Luhansk region^[197]); the fire was returned on 23 occasions.^[197] By 9:00 am of 24 April 13 ceasefire violations were registered.^[197] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded in action and three others were injured by explosion of an unidentified explosive device in the Donbass region on 23 April.^[197] Pro-Russian officials at Donetsk city recorded 20 Ukrainian violations of the ceasefire in 13 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers and armoured fighting vehicles. One civilian resident was killed and another wounded at Zaitseve.^[196] Local authorities in the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the truce on six occasions within the republic borders. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm and 120 mm mortars to attack pro-Russian positions at Kalynove, Kalinivka, Stepove and Pervomaisk.^[198]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 28 occasions, four Ukrainian servicemen were wounded.^[199] In the area around Donetsk city, Novotroitske was hit by 120 mm mortar barrages. Rocket propelled grenades landed in Avdiivka and Marinka, and heavy machine gun fire was reported at Pervomaisk, Krasnohorivka and Butivka mining complex. Ukrainian troops at Kamianka, Novomykhailivka and Avdiivka were harassed with small arms fire. In the region of Mariupol, heavy shelling was reported at Lomakine, which became the target of antitank rockets, 82 mm mortars, 120 mm mortars and 122 mm self-prpeled artillery. Hnutove and Pyshchevik came under 120 mm mortar fire, and 82 mm mortar volleys struck Shyrokyne and Vodiane. Rocket launchers were fired at Hnutove, Talakivka, Lebedinske and Pyshchevik. Ukrainian positions at Pavlopil were raked with heavy machine gun fire, while armoured fighting vehicles attacked Vodiane, Hnutove and Pyshchevik. Small arms fire was reported at Vodiane and Talakivka, and sniper activity at Pavlopil, Talakivka and Shyrokyne. By the end of the day the number of registered ceasefire violations had risen to 69, five more Ukrainian soldiers were wounded and two were injured.^[200] Pro-Russian sources told the press that Ukrainian forces opened fire at pro-Russian positions on several occasions throughout the day. The Ukrainian army attacked Trudivske, Kruta Balka, Dokuchaievsk, Verkhnyotoretske and Yasynuvata, in the environs of Donetsk city, Zaitseve, Ozeryanivka, Izotove coal mine and Dolomitne, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Verhnioshyrokivske, Uzhivka, Dzerzhinske and Zaichenko. In the main incidents, Sakhanka, Uzhivka, Trudivske, Verhnioshyrokivske and Dolomitne came under 120 mm mortar fire. Ukrainian troops shelled Pikuzy, Uzhivka, Trudivske, Yasynuvata, Dokuchaievsk and Zaichenko with 82 mm mortars. BMP-1 armoured vehicles engaged pro-Russian redoubts at Zaitseve, Trudivske and Uzhivka, while BMP-2 armoured vehicles opened fire at Verhnioshyrokivske, Pikuzy, Trudivske, Volvo Center and Zaichenko. Pro-Russian forces at Pikuzy became the target of antiaircraft guns.^[201]

25 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 69 occasions on Ukrainian positions the previous day^[200] (including on 49 occasions in Donetsk and on 20 occasions in Luhansk region^[202]); the fire was returned on 30 occasions.^[202] The spokesman of the Ministry of Defence confirmed at noon that seven Ukrainian servicemen were wounded in action, two were injured in a combat related situation, and two were wounded by explosion of an IED the Donbass region on 24 April.^[202] Pro-Russian authorities at Donetsk city recorded 43 Ukrainian violations of the ceasefire in 21 locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers and armoured fighting vehicles.^[203] According to local sources, the Ukrainian military broke the ceasefire 12 times within the borders of the self-styled Luhansk People's Republic. The Ukrainian military employed sniper rifles, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, BMP-1 armoured vehicles and 122 mm self-propelled artillery to engage pro-Russian positions at Kalynivka, Lohvynove, Nyzhnie Lozove, Zholobok and Knyaz Igor memorial.^[204]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 33 occasions, as a result four Ukrainian servicemen were wounded and one soldier was injured.^[205] In the area of Donetsk city, rebel forces fired rocket propelled grenades and 120 mm mortars at Ukrainian positions at Verkhnyotoretske and Butivka mining complex. Avdiivka became the target of small arms, rocket launchers and 82 mm mortars. Armoured fighting vehicles attacked Butivka mining complex, while nearby Kamianka was hit by antitank rockets. Heavy machine gun fire was reported at Krasnohorivka, Nevelske, Slavne, Verkhnyotoretske and Pisky. In the region of Mariupol, Hnutove was struck by small arms fire, heavy machine gun fire, antitank rockets, antitank guided missiles and 120 mm mortar rounds. Antitank guided missiles also hit Talakivka. Armoured fighting vehicles opened fire at Talakivka and Bohdanivka. Heavy machine gun fire was reported at Pavlopil, and small arms fire at Shyrokyne, Lebedinske and Pyshchevik. In the northern section of the demarcation line, the village of Novoluhanske witnesses heavy shelling. The Ukrainian stronghold was pounded by 120 mm mortars, tanks, 152 mm artillery and BM-21 "Grad" multiple rocket launchers. Nearby Svitlodarsk was shelled by 82 mm mortars and 152 mm self-propelled guns. Pro-Russian tanks engaged Ukrainian positions at Novoselivka, supported by small arms, grenade launchers, 82 mm mortars and armoured fighting vehicles. Novozvanivka, meanwhile, was fired at from heavy machine guns, rocket launchers, 120 mm mortars and armoured fighting vehicles. Troitske came under 82 mm and 120 mm mortar fire, and 122 mm artillery volleys hit Zaitseve. Armoured fighting vehicles opened fire on Ukrainian positions at Luhanske and Novhorodske supported by 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Ukrainian troops at Malinove were harassed with small arms fire. By the end of the day the number of registered ceasefire violations had risen to 76, four more Ukrainian servicemen were wounded and two more injured.^[206] Pro-Russian officials at Donetsk city told the press that Ukrainian forces broke the ceasefire several times throughout the day. Spartak, Yasinuvata, Yakovliivka, Trudivske, Mineralne and Verkhnyotoretske, in the outskirts of Donetsk city, Zaitseve, Holmivsky and Dolomitne, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Styla and Pikuzy. In the main incidents, heavy shelling was reported at Zaitseve, where three civilian residences were wrecked by 120 mm mortar barrages. The Ukrainian military also employed 120 mm mortars to shell Spartak, Mineralne, Styla, Pikuzy, Uzhivka and Holmivsky. Later in the evening, Ukrainian tanks engaged pro-Russian positions at Spartak. Yakovlivka, Spartak, Yasynuvata and Mineralne came under 82 mm mortar fire. Zaitseve and Ozeryanivka were hit by 100 mm T-12 antitank artillery. Self-propelled 122 mm guns shelled Zaitseve, while BMP-1 armoured vehicles opened fire on pro-Russian forces at Dolomitne, Ozeryanivka, Styla, Spartak, coal min 6/7 and Trudivske, while BMP-2 armoured vehicles fired at Styla on two different occasions, once at Ozeryanivka and Novolaspa. BTR-80 armoured personnel carriers attacked Ozeryanivka, and antitank guided missiles landed in the surroundings of Zaitseve.^[207]

26 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 76 occasions on Ukrainian positions the previous day^[206] (including on 51 occasions in Donetsk region and on 25 occasions in Luhansk region^[208]); the fire was returned on 30 occasions.^[208] By 9:00 am of 26 April 6 ceasefire violations were registered, exclusively in Donetsk region.^[208] The spokesman of the Ministry of Defence confirmed at noon that eight Ukrainian servicemen were wounded in action and two soldiers were injured in the Donbass region on 25 April.^[208] Pro-Russian authorities at Donetsk city recorded 38 Ukrainian violations of the ceasefire in 18 locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers, armoured fighting vehicles, 100 mm antitank guns, tanks and 122 mm self-propelled artillery.^[209] According to local sources, the Ukrainian military broke the ceasefire within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars to pound pro-Russian redoubts at Kalynivka, Kalynove, Lohvynove and Nyzhnie Lozove.^[210]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 21 occasions, four Ukrainian servicemen were wounded.^[211] In the surroundings of Donetsk city, pro-Russian armoured fighting vehicles engaged Ukrainian positions at Novotroitske supported by small arms, rocket launchers and 120 mm mortars. Krasnohorivka, Butivka mining complex and Verkhnyotoretske were hit by heavy machine gun fire, rocket launchers and 82 mm mortar rounds. The separatists fired small arms and rocket propelled grenades at Avdiivka, Marinka and Kamianka. Butivka mining complex was shelled by armoured fighting vehicles, while Nevelske and Opytne became the target of heavy machine guns. Opytne also came under small arms fire. In the region of Mariupol, Ukrainian positions at Lebedinske were hit by small arms fire, heavy machine gun fire and 82 mm mortar volleys. Rebel troops fired small arms and grenade launchers at the Ukrainian troops of Marinka. Ukrainian forces at Talakivka were harassed with heavy machine gun fire, and small arms fire was reported at Lomakine, Lebedinske, Shyrokyne, Hnutove and Pyschevik. In the northern sector of the demarcation line, Ukrainian positions at Zaitseve were hit by heavy machine guns, 73 mm antitank recoilless rifles and 120 mm mortars. Rebel forces fired small arms, heavy machine guns, rocket propelled grenades and 82 mm mortars at Ukrainian redoubts near Zolote. By the end of the day the number of registered ceasefire violations had risen to 52, total five Ukrainian soldiers were wounded and injured.^[212] Pro-Russian officials at Donetsk city told the press that Ukrainian forces broke the truce several times since the morning. The Ukrainian military opened fire at Yasynuvata, Mykhailivka, Dokuchaievsk and Spartak, in the surroundings of Donetsk, Zaitseve, Holmivsky and Ozeryanivka, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Pikuzy and Novolaspa. In the main incidents, Zaitseve became the target of a vicious shelling, when pro-Russian positions in the area were engaged by automatic grenade launchers, 82 mm mortars, 120 mm mortars, antiaircraft guns, BMP-2 armoured vehicles and tanks. Dokuchaievsk was hit by 152 mm self-propelled artillery, while 122 mm artillery volleys landed in Holmivsky. The Ukrainian military fired 120 mm mortars at Mykhailivka, Mineralne, Dokuchaievsk and Yasynuvata, and 82 mm mortars at Yasynuvata, Spartak and Mineralne. Ukrainian tanks engaged pro-Russian redoubts at Dokuchaievsk, and BMP-1 armoured vehicles attacked Yasynuvata and Pikuzy. BMP-2 opened 30 mm cannon fire at Spartak, Dokuchaievsk, Novolaspa, Ozeryanivka and Mineralne. Two elderly civilian residents were killed at Dokuchaievsk.^{[213][214][215][216][217]}

27 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 52 occasions on Ukrainian positions the previous day^[212] (including on 49 occasions in Donetsk and on 3 occasions in Luhansk region^[218]); the fire was returned on 30 occasions.^[218] From the midnight of 27 April till noon 12 ceasefire violations were registered in Donetsk region and 1 in Luhansk region.^[218] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded and two were injured in the Donbass region on 26 April.^[218] Pro-Russian officials at Donetsk city recorded 35 Ukrainian violations of the ceasefire in 14 different areas using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, antiaircraft guns, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks, 122 mm and 152 mm self-propelled artillery.^[219] The same sources recorded 231 Ukrainian violations of the ceasefire in the course of the past week. The Ukrainian army fired 77 artillery rounds, 19 tank rounds, and 1,264 shells from 82 mm and 120 mm mortars.^[220] Authorities from the self-styled Luhansk People's Republic said that the Ukrainian military broke the ceasefire two times within the republic boundaries. Ukrainian forces from Luhanske employed small arms, heavy machine guns, automatic grenade launchers and 82 mm mortars to attack pro-Russian positions at Lozove.^[221]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 26 occasions, no casualties were reported.^[222] In the surroundings of Donetsk city, rebel troops fired infantry weapons and rocket launchers at the Ukrainian strongholds of Nevelske, Pisky, Marinka, Kamianka and Butivka mining complex. Antitank rockets landed around Avdiivka, while Ukrainian forces at Verkhnyotoretske and Opytne came under heavy machine gun fire. Small arms fire was reported at Avdiivka and Krasnohorivka, and snipers harassed Ukrainian troops at Marinka. In the region of Mariupol, Vodiane was attacked with small arms, heavy machine guns, grenade lanchers, 82 mm mortars and 120 mm mortars. Nearby Lebedinske was struck by 120 mm mortar volleys. The separatists also fired small arms, heavy machine guns and rocket launchers at Lebedinske and Hnutove. Armoured fighting vehicles shelled Talakivka, which also became the target of antitank guided missiles. Rocket propelled grenades were fired at Vodiane, and heavy machine gun fire raked Ukrainian redoubts at Shyrokyne, Pavlopil and Pyshchevik. Small arms fire was reported at Talakivka and Shyrokyne. In the northern sector of the demarcation line, Ukrainian armoured fighting vehicles engaged Ukrainian positions at Krymske supported by heavy machine guns, rocket launchers, 82 mm mortars and 120 mm mortars. Armoured fighting vehicles also attacked Svitlodarsk. Simultaneously, Ukrainian positions there received 120 mm mortar fire. By the end of the day the number of registered ceasefire violations had risen to 53 and three Ukrainian servicemen were wounded.^[223] Donetsk People's Republic deputy ministry of defence, Eduard Basurin, told the press that early in the morning, a team of 14 Ukrainian marines attempted to break through the demarcation line in the region of Mariupol. The intruders end up stranded in a minefield and came under fire from pro-Russian positions. The Ukrainian marines managed to got back to their lines supported by mortar fire. Basurin claimed that three Ukrainian servicemen were killed and four others wounded. Two pro-Russian soldiers were killed in action.^[224] Pro-Russian sources also reported a number of Ukrainian violations of the truce at Yasynuvata, Spartak, Kruta Balka and Vasiliivka, in the area of Donetsk city, and Novolaspa, Verkhnyoshyrokivske, Petrovske, Dzerzhinske and Pikuzy, in the region of Mariupol. In the main incidents, Verkhnyoshyrokivske came under 82 mm and 120 mm mortars; 120 mm mortar volleys also struck Spartak, and Pikuzy. BMP-2 armoured vehicles opened fire on pro-Russian positions at Yasynuvata, Spartak, Novolaspa and Petrovske.^[225][226]

28 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 53 occasions on Ukrainian positions the previous day^[223] (including on 50 occasions in Donetsk region and on 3 occasions in Luhansk region^[227]); the fire was returned on more than 20 occasions.^[227] By 9:00 am of 28 April 10 ceasefire violations were registered.^[227] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in action in the Donbass region on 27 April.^[227] Pro-Russian officials at Donetsk city reported 17 Ukrainian violations of the ceasefire in 12 different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, armoured personnel carriers and armoured fighting vehicles.^{[228][225][226][229]} In the territory of the self-proclaimed Luhansk People's Republic, local officials recorded seven Ukrainian violations of the ceasefire, The Ukrainian military engaged rebel positions at Pervomaisk, Sentianivka, Zholobok, Donetskyi, Kalynove and Kalinivka using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm and 120 mm mortars.^[230]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 21 occasions, three Ukrainian servicemen were wounded and two were injured.^[231] In the environs of Donetsk city, Avdiivka became the target of small arms, heavy machine guns, grenade launchers, 82 mm and 120 mm mortars. Novotroitske was hit by 120 mm mortar barrages, while 82 mm mortar volleys landed in Novoselivka and Butivka mining complex. Rebel forces fired small arms, heavy machine guns and rocket launchers at Marinka, Kamianka, Novotroitske, Opytne, Krasnohorivka, Verkhnyotoretske and Butivka miniing complex. Sniper fire was reported at Marinka. In the region of Mariupol, 120 mm mortar rounds hit Bohdanivka, while Vodiane came under 82 mm mortar fire. The separatists employed infantry weapons and rocket launchers to attack Ukrainian positions at Pavlopil, Hnutove, Vodiane, Shyrokyne and Lebedinske. Sniper fire was reported at Shyrokyne. In the northern section of the demarcation line, pro-Russian tanks engaged Ukrainian redoubts at Krymske, supported by 122 mm self-propelled artillery. Heavy shelling was likewise reported at Novotoshkivke, where Ukrainian forces were pounded by 120 mm mortars, 122 mm artillery and 152 mm artillery. Luhanske and Troitske came under 120 mm mortar fire. Prychepylivka and Novozvanivka were targeted by 82 mm mortars. Antitank rockets landed in Popasna and Luhanske. Armoured fighting vehicles opened fire at Ukrainian forces around Troitske. Ukrainian troops at Novoselivka were harassed with small arms fire. By the end of the day the number of registered ceasefire violations had risen to 61, one more Ukrainian soldier was wounded and one more injured.^[232] Pro-Russian officials reported two civilian residents killed, one seriously injured, two houses and a bus destroyed in the course of heavy shelling on Dokuchaievsk, in the southern outskirts of Donetsk city. The town was shelled by tanks and 120 mm mortars firing from Novotroitske.^{[233][234][235]} Ukrainian forces from Avdiivka fired small arms, heavy machine guns, rocket propelled grenades, 82 mm and 120 mm mortars at the water purification plant at Yasynuvata; the compound had to be shut down once again, despite the presence of OSCE mission monitors.^[236] Zaitseve, north of Horlivka, also came under mortar fire during the visit of German and Russian NGOs volunteers.^[237] Ukrainian fire damaged a high power line at Krasny Partizan.^[238]

29 April

According to the information provided by the spokesman of the Ukrainian operational headquarters in the morning, pro-Russian troops had opened fire on 61 occasions on Ukrainian positions the previous day^[232] (including on 51 occasions in Donetsk and on 10 occasions in Luhansk region^[239]); the fire was returned on 30 occasions.^[239] From the midnight of 29 April till 9:00 am 11 ceasefire violations were registered in Donetsk and 1 in Luhansk region; the fire was returned on 7 occasions.^[239] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded and three were injured in the Donbass region on 28 April.^[239] Pro-Russian officials at Donetsk city recorded 12 Ukrainian violations of the ceasefire in nine different areas using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[240] In the self-proclaimed Luhansk People's Republic, local officials reported seven Ukrainian violations of the ceasefire. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Veselehorivka, Kalynove, Donetskyi, Nyzhnie Lozove and Zholobok.^[241]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 13 occasions, no casualties were reported.^[242] In the area of Donetsk city, the Ukrainian stronghold of Avdiivka became the target of small arms, heavy machine guns, rocket launchers and 82 mm mortars. Rebel forces used infantry weapons and grenade launchers to target Ukrainian troops at Marinka, Krasnohorivka, Kamianka, Pisky, Opytne, Pisky and Nevelske. In the region of Mariupol, Pavlopil, Lebedinske and Shyrokyne were fired at from small arms, heavy machine guns and rocket launchers. Antitank guided missiles were launched at Vodiane. In the northern sector of the demarcation line, Prychepylivka was pounded by 122 mm self-propelled artillery, while Novozvanivka was hit by 82 mm mortar volleys. The separatists attacked Novhorodske with rocket launchers, antiaircraft guns and 82 mm mortars. Small arms fire was reported at Stanytsia Luhanska. By the end of the day the number of registered ceasefire violations had risen to 47, one Ukrainian serviceman was wounded and one was injured.^[243] Pro-Russian authorities told the press that Ukrainian forces broke the ceasefire several times throughout the day. Dokuchaievsk, Spartak, Yakovliivka and Kruta Balka, in the outskirts of Donetsk city, Ozeryanivka and Zaitseve, in the area of Horlivka, and Petrovske in the region of Mariupol, came under attack. In the main incidents, Ukrainian tanks engaged pro-Russian positions at Dokuchaievsk, which also became the target of 120 mm mortars. Ozeryanivka was attacked by BTR-80 armoured personnel carriers and BMP-2 armoured vehicles from Troitske, while Yakovliivka was shelled with automatic grenade launchers. BMP-2 armoured vehicles also opened fire at Petrovske and Spartak. Heavy fire destroyed two civilian residences at Zaitseve.^[244]

30 April

The spokesman of the Ukrainian operational headquarters reported in the morning that pro-Russian forces had opened fire on 47 occasions on Ukrainian positions the previous day^[243] (including on 42 occasions in Donetsk region and on 5 occasions in Luhansk region^[245]); the fire was returned on 19 occasions.^[245] By 9:00 am of 30 April 9 ceasefire violations were registered.^[245] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in action and another injured in the Donbass region on 29 April.^[245] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in ten locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[246] One civilian resident was wounded at Olenivka.^[247] According to local sources, the Ukrainian military broke the ceasefire four times within the borders of the self-styled Luhansk People's Republic. Ukrainian forces engaged pro-Russian positions at Prishib, Lozove, Kalynove and Lohvynove employing small arms, 73 mm rifles and 82 mm mortars.^[248]

According to the Joint Forces Operation (JFO) headquarters, pro-Russian forces opened fire on Ukrainian positions on multiple occasions throughout the day. In the outskirts of Donetsk city, Novotroitske and Butivka coal mine were shelled with 120 mm mortars; 82 mm mortar volleys struck Verkhnyotoretske and Butivka. Pro-Russian armoured fighting vehicles, supported by small arms, heavy machine guns and rocket launchers engaged Ukrainian redoubts at Kamianka, Krasnohorivka, Avdiivka, Marinka, Verkhnyotoretske, Opytne and Butivka mining complex. In the region of Mariupol, Lebedinske and Talakivka came under 82 mm mortars. Vodiane, Pyshchevik, Lebedinske, Hnutove Pavlopil, Shyrokyne and Taramchik were attacked with infantry weapons, grenade launchers and armoured fighting vehicles. in the northern sector of the demarcation line, armoured fighting vehicles opened fire on Ukrainian forces at Luhanske, Valuiske, Novhorodske and Troitske supported by infantry weapons and rocket launchers.^[249] Pro-Russian authorities at Donetsk city reported a number of Ukrainian violations of the truce by evening. The Ukrainian military targeted Dokuchaievsk, Spartak, Vasiliivka, Volvo Center, Donetsk airport and Mykhailivka, in the surroundings of Donetsk city, Ozeryanivka, Zaitseve and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Uzhivka, Bezimenne and Pikuzy. In the main incidents, Dokuchaievsk and Bezimenne were hit by 82 mm and 120 mm mortar rounds, while 120 mm mortar volleys landed in Shyroka Balka and Donetsk airport. Rebel forces also fired 82 mm mortars at Spartak. BTR-80 armoured personnel carriers from Verkhnyotoretske attacked Mikhaylivka, and 73 mm antitank recoilless rifles were fired several times at pro-Russian positions around Pikuzy. Small arms, heavy machine guns and automatic grenade launchers were widely used elsewhere.^{[250][251][252]}

The President of Ukraine signed a decree on ending the ATO that started in April 2014.^[253][254] The US State Department meanwhile confirmed the delivery of FGM-148 Javelin antitank missiles to the Ukrainian army. The first batch of missiles had already been handed over in December 2017.^[255]

1 May

According to the information provided by the Ukrainian military in the morning, pro-Russian troops had opened fire on 44 occasions on Ukrainian positions the previous day (including on 36 occasions in Donetsk and on 8 occasions in Luhansk region^[249]) and on 5 occasions during the first hours of 1 May.^[256] From the midnight of 1 May till 9:00 am 4 ceasefire violations were registered in Donetsk and 2 in Luhansk region.^[249] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded in the Donbass region on the last day of April.^[249] Pro-Russian officials at Donetsk city recorded 20 Ukrainian violations of the ceasefire in 14 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[257] According to local sources, Ukrainian forces broke the ceasefire on three occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms and 82 mm mortars to attack pro-Russian positions at Nyzhnie Lozove and Kalynivka.^[258]

A 19-year-old Ukrainian soldier was killed at Avdiivka.^[259][260] In the area around Donetsk city, 152 mm artillery fire hit the village of Troitske, which lays behind the demarcation line. Avdiivka, Nevelske and Butivka mining complex came under 82 mm and 120 mm mortar fire. Pro-Russian armoured fighting vehicles opened fire at Ukrainian redoubts near Avdiivka, Marinka, Kamianka, Verkhnyotoretske, Opytne, Nevelske, Slavne, Krasnohorivka and Butivka mining complex, supported by infantry weapons and rocket launchers. In the region of Mariupol, Lebedinske and Starohnativka were shelled from 82 mm and 120 mm mortars. Shyrokyne, Hranitne, Hnutove, Lebedinske, Talakivka, Vodiane and Pyshchevik were engaged by small arms, heavy machine guns, grenade launchers and armoured fighting vehicles. In the northern section of the demarcation line, Svitlodarsk and Troitske became the target of 120 mm mortars. Pro-Russian armoured fighting vehicles, supported by 82 mm mortar fire, engaged Ukrainian redoubts at Luhanske and Svitlodarsk. Stanytsia Luhanska received sniper fire from Knyaz Igor memorial. Ukrainian forces returnedfire on 28 occasions. By the end of the day 52 ceasefire violations were registered, two Ukrainian servicemen were wounded.^[261] Pro-Russian authorities at Donetsk city told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Vasiilivka, Yakovliivka, Yasynuvata, Zhabicheve, Spartak and Dokuchaievsk, in the outskirts of Donetsk city, Zaitseve and Mayorsk checkpoint, in the area of Horlivka, and in the region of Mariupol Pikuzy, Uzhivka and Novolaspa came under hostile fire. In the main incidents, hostile tanks from Novotroitske engaged pro-Russian positions at Dokuchaievsk, supported by 120 mm mortar fire, while BMP-2 armoured vehicles from Starohnativka opened fire on Novolaspa twice. Zaitseve was shelled from 82 mm mortars and 122 mm self-propelled guns firing from Zhovanki and Mykhailivka. Uzhivka was hit meanwhile by 120 mm mortar volleys, and Mayorsk checkpoint received 82 mm mortar fire. Yakovliivka was shelled with 73 mm antitank recoilless rifles fired from Avdiivka.^[262]

2 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 52 occasions on Ukrainian positions the previous day^[263] (including on 45 occasions in Donetsk region and on 7 occasions in Luhansk region^[261]); the fire was returned on 28 occasions.^[261] By 9:00 am of 2 May 10 ceasefire violations were registered.^[261] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded in the Donbass region on the first day of May.^[261] Pro-Russian officials at Donetsk city recorded 22 Ukrainian violations of the ceasefire in 13 different areas using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery.^[264] Local sources reported that Ukrainian forces broke the ceasefire on six occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed rocket propelled grenades, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Kalynove, Kalynivka, Lozove and Nyzhnie Lozove.^[265]

According to the information provided by the JFO press-centre in the evening, as of 5:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 17 occasions, one Ukrainian serviceman went missing in action.^[266] By the end of the day the number of registered ceasefire violations had risen to 51, three Ukrainian soldiers were wounded.^[267][268] Pro-Russian authorities reported several Ukrainian violations of the ceasefire by evening. Ukrainian forces attacked pro-Russian positions at Oleksandrivka, Yasynuvata and Spartak, in the outskirts of Donetsk city, Zaitseve, Zheleznaya Balka and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol, Pikuzy, Styla and Dzerzhinske. Zaitseve was repeatedly hit by 82 mm and 120 mm mortar barrages; 120 mm mortar rounds also landed in Pikuzy. Ukrainian forces from Avdiivka shelled Spartak with 82 mm mortars. BMP-1 and BMP-2 armoured vehicles from Novhorodske engaged pro-Russian positions at Shyroka Balka. Styla was attacked by BMP-2 armoured vehicles from Bohdanivka. Pro-Russian forces at Pikuzy were fired at with 73 mm antitank recoilles rifles from Vodiane. Later in the night, Ukrainian tanks launched a sustained attack against the village of Ozeryanivka, supported by automatic grenade launchers.^[269]

3 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 51 occasions on Ukrainian positions the previous day^[267] (including on 37 occasions in Donetsk and on 14 occasions in Luhansk region^[268]); the fire was returned on 44 occasions.^[268] By 9:00 am of 3 May 7 ceasefire violations were registered, exclusively in Donetsk region.^[268] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 2 May.^[268] Pro-Russian sources at Donetsk city reported 20 Ukrainian violations of the ceasefire in 12 locations using small arms, automatic grenade launchers, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks.^[270][271] Officials from the self-proclaimed Luhansk People's Republic reported that Ukrainian forces broke the ceasefire six times within the republic boundaries. The Ukrainian military employed heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Kalynove, Kalynivka and Lohvynove.^[272]

Eleven wounded Ukrainian servicemen were airlifted to a hospital in Odessa, four of them were hospitalised in a reanimation unit.^[273] Pro-Russian authorities at Donetsk city told the press that Ukrainian forces broke the ceasefire several times throughout the day. The Ukrainian military attacked Dokuchaievsk, Spartak, Mineralne and Kruta Balka, in the area of Donetsk city, Zaitseve, Shyroka Balka, Mayorsk checkpoint and Izotove coal mine, in the outskirts of Horlivka, and in the region of Mariupol, Pikuzy, Petrovske, Novolaspa and Novovyboivo. In the main incidents, Ukrainian tanks from Zhovanki engaged pro-Russian positions at Zaitseve, supported by 120 mm mortar fire. The same area became the target of 122 mm self-propelled artillery. Mayorsk checkpoint was shelled with 120 mm mortars, while 82 mm mortar rounds landed in Shyroka Balka. BMP-1 and BMP-2 armoured vehicles from Shumy opened fire at Izotove mining complex. BMP-2 armoured vehicles also attacked Novolaspa and Shyroka Balka.^[274]

4 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 55 occasions on Ukrainian positions the previous day^[275][276] (including on 36 occasions in Donetsk region and on 19 occasions in Luhansk region^[275]); the fire was returned on 20 occasions.^[275] By 9:00 am of 4 May 9 ceasefire violations were registered.^[275] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 3 May.^[277][275] Pro-Russian authorities at Donetsk city recorded 27 Ukrainian violations of the ceasefire in 14 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery.^[278] The same sources recorded 78 Ukrainian violations of the truce over the past week. The Ukrainian military fired during the same period 60 122 mm artillery shells, 30 rounds from tanks and 600 rounds from 82 mm and 120 mm mortars, all weapons banned by the Minsk agreements. One pro-Russian soldier was killed and another wounded; two civilian residents died and six were injured as a result of the heavy shelling.^[279] Authorities from the self-proclaimed Luhansk People's Republic reported that Ukrainian forces broke the ceasefire four times within the republic boundaries. The Ukrainian military employed small arms, machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Holubivske, Nyzhnie Lozove, Kalynivka, Sanzharivka and Donetskyi.^[280]

In the environs of Donetsk city, Taramchuk was hit by 82 mm mortar rounds. Rebel forces fired small arms, heavy machine guns and rocket launchers at Ukrainian positions around Kamianka, Avdiivka, Opytne, Krasnohorivka, Marinka, Verkhnyotoretske and Pisky. Sniper fire was reported at Marinka. Ukrainian troops at Taramchuk were also harassed by sniper fire. In the region of Mariupol, 82 mm mortar volleys landed in Starohnativka. Hnutove, Pavlopil, Lebedinske, Shyrokyne, Vodiane, Lomakine, Talakivka and Pyshchevik. In the northern sector of the demarcation line, Zaitseve became the target of 122 mm self-propelled artillery, while 82 mm and 120 mm mortar barrages struck Mayorske, Novhorodske and Sokolniki. Pro-Russian armoured fighting vehicles engaged Ukrainian positions at Novhorodske, Troitske, Novotoshkivske, Popasna, Sokolniki, Novozvanivka, Katerinivka and Krymske. By the end of the day the number of registered ceasefire violations had risen to 54, three Ukrainian soldiers were wounded and injured.^{[281][282][283]} Pro-Russian officials reported a number of Ukrainian violations of the ceasefire in the course of the day. Mineralne, Dokuchaievsk, Spartak, Yasynuvata and Verkhnyotoretske, in the outskirts of Donetsk city, Zaitseve, Ozeryanivka, Holmivsky and 6/7 coal mine, in the area of Horlivka, and in the region of Mariupol, Sakhanka and Pikuzy came under attack. In the main incidents, Ukrainian artillery from Kurdyumivka shelled pro-Russian positions at 6/7 coal mine. Ukrainian forces also fired 120 mm mortars at Zaitseve, Holmivsky and Pikuzy, and 82 mm mortars at Spartak, Sakhanka and 6/7 coal mine. BMP-1 armoured vehicles engaged pro-Russian redoubts at Sakhanka, while BMP-2 armoured vehicles attacked Spartak and Dokuchaievsk.^{[284][285][286][287][288][289]}

5 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 54 occasions on Ukrainian positions the previous day^[282][281] (including on 40 occasions in Donetsk and on 14 occasions in Luhansk region); the fire was returned on 30 occasions.^[282] By 9:00 am of 5 May 5 ceasefire violations were registered.^[282] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was wounded, one was injured and one more was wounded by explosion of an IED in the Donbass region on 4 May.^[282] Pro-Russian authorities at Donetsk city recorded 25 Ukrainian violations of the ceasefire in 13 different locations using small arms, grenade launchers, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[290] In the territory of the self-proclaimed Luhansk People's Republic, local officials reported four Ukrainian violations of the ceasefire. The Ukrainian military used small arms, rocket launchers, 82 mm mortars, 120 mm mortars and BMP-1 fighting vehicles to attack pro-Russian positions at Zholobok, Sentianivka, Kalynove and Veselehorivka.^[291]

By the end of the day 56 ceasefire violations were registered, one Ukrainian serviceman was wounded, one pro-Russian soldier was taken prisoner in Luhansk region.^{[292][293][294]} According to JFO sources, rebel troops had opened fire on a number of occasions by evening. Early in the morning, pro-Russian tanks launched an attack on Ukrainian redoubts at Novohnativka, in the region of Mariupol. Nearby Shyrokyne came under small arms and heavy machine gun fire, while antitank guided missiles hit a Ukrainian checkpoint at Hnutove. Vodiane and Pyshchevik came under attack from small arms, heavy machine guns, rocket launchers and armoured fighting vehicles. In the outskirts of Donetsk city, 120 mm mortars volleys landed in Tonenke and Avdiivka. Ukrainian troops at Kamianka, Slavne, Berezove, Verkhnyotoretske, Opytne, Nevelske, Krasnohorivka, Marinka and Pisky came under fire from infantry weapons grenade launchers and armoured fighting vehicles. Novotoshkivke, in the northern sector of the demarcation line, became the target of infantry weapons and 120 mm mortars. Armoured fighting vehicles, supported by infantry weapons and 82 mm mortars, opened fire at Ukrainian forces around Svitlodarsk, Krymske, Zaitseve, Katerinivka and Krasne.^[295] Pro-Russian state media reported several Ukrainian violations of the truce throughout the day. Ukrainian forces attacked pro-Russian positions at Yasynuvata, Dokuchaievsk, Mineralne, Vasiilivka, Vesele and Spartak, in the environs of Donetsk city, Zaitseve, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Uzhivka, Pikuzy, Petrovske, Dzerzhinske and Verkhnyoshyrokivske. In the main incidents, Zaitseve was shelled with 120 mm mortars and 122 mm self-propelled artillery, while 120 mm mortar rounds also landed in Pikuzy. Mineralne, Vesele, Sakhanka and Petrovske became the target of 82 mm mortars. BMP-2 armoured vehicles opened fire at pro-Russian redoubts around Dokuchaievsk and Petrovske. Uzhivka, Dzerzhinske, Pikuzy, Vasiilivka and Verkhnyoshyrokivske were shelled with 73 mm antitank recoilless rifles. Pro-Russian positions were fired at from antiaircraft guns at Dzerzhinske.^{[296][297][298][299][300]}

6 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 56 occasions on Ukrainian positions the previous day^[292] (including on 48 occasions in Donetsk region and on 8 occasions in Luhansk region^[294]); the fire was returned on 31 occasions.^[294] By 9:00 am of 6 May nine ceasefire violations were registered, one Ukrainian soldier was injured;^[294][293] one civilian was injured and a building was set ablaze by shelling in Zaitseve on 6 May at around 11:00 am.^[294] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was wounded in the Donbass region on 5 May.^{[292][294][293]} Pro-Russian officials at Donetsk city reported 33 Ukrainian violations of the ceasefire in 14 locations using small arms, grenade launchers, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[301] According to local sources, Ukrainian forces broke the ceasefire on eight occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed automatic grenade launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to pound pro-Russian redoubts at Berezovske, Sentianivka, Kalynivka, Lozove. Zholobok and Donetskyi.^[302]

By evening, sources from the JFO headquarters told the press that one Ukrainian soldier was killed and two others wounded in a skirmish that took place near Horlivka, when pro-Russian troops ambushed a Ukrainian mechanized patrol using small arms and an Improvised explosive device. Three attackers were killed by return fire. One Ukrainian armoured fighting vehicle was knocked down. In other incidents, around Donetsk city 82 mm mortar volleys hit Pisky, Avdiivka and Verkhnyotoretske. Pro-Russian armoured fighting vehicles opened fire at Butivka mining complex. Rebel troops fired small arms, heavy machine guns and rocket launchers at Nevelske, Pisky, Avdiivka, Opytne, Verkhnyotoretske, Kamianka, Krasnohorivka, Pervomaisk, Marinka and Butivka. Hostile snipers harassed Ukrainian troops at Opytne and Nevelske. In the region of Mariupol, Talakivka, Shyrokyne, Pavlopil, Vodiane, Hnutove and Pischevyk became the target of infantry weapons and rocket launchers. Talakivka was fired at from armoured fighting vehicles. Sniper fire was reported at Vodiane. Pro-Russian tanks launched a sustained attack on Krymske, in the northern section of the demarcation line. The separatists also employed tanks and armoured fighting vehicles to engage Ukrainian forces at Troitske, and heavy shelling was reported at Luhanske, which was pounded with 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Krymske, Nyzhne, Svitlodarsk, Zaitseve and Troitske came under 82 mm and 120 mm mortar fire. The rebels used infantry weapons and grenade launchers to harass Ukrainian forces at Orikhove, Novhorodske, Novozvanivka, Nyzhne, Troitske, Zalizne, Krymske and Luhanske. Ukrainian positions at Novotoshkivke were riddled by ZU-23-2 antiaircraft guns, and small arms fire was reported at Stanytsia Luhanska.^{[303][304][305]} Zaitseve was shelled with 122 mm and 152 mm self-propelled artillery.^[306] Pro-Russian authorities reported a number of Ukrainian ceasefire violations. Mineralne, Mykhailivka, Dokuchaievsk, Kruta Balka, Volvo Center, Spartak, Vasiilivka, Yasynuvata and Oktyabrsky, in the surroundings of Donetsk city, Zaitseve and Holmivsky in the area of Horlivka, and Styla, in the region of Mariupol. In the main incidents, heavy shelling was reported at Holmivsky, where an elderly resident was wounded and five houses and a gas pipeline were damaged. Zaitseve, Styla, Mykhailivka and Oktyabrsky came under 120 mm mortar fire, while 82 mm mortar volleys landed at Mineralne, Mykhailivka and Volvo Center. Dokuchaievsk became the target of 73 mm antitank recoilless rifles.^[307]

7 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 80 occasions on Ukrainian positions the previous day^[308] (including on 57 occasions in Donetsk and on 23 occasions in Luhansk region^[305]); the fire was returned on more than 30 occasions.^[305] 12 ceasefire violations were registered during the first hours of 7 May.^[305] The spokesman of the Ministry of Defence reported at noon that three Ukrainian serviceman were wounded in action and one was injured in the Donbass region on 6 May. One Ukrainian soldier was killed and two were wounded by explosion of an IED at Horlivka.^{[305][309][310]} Pro-Russian sources at Donetsk city recorded 16 Ukrainian violations of the ceasefire in 11 different locations using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars.^[311] One pro-Russian soldier was killed and a civilian resident was confirmed wounded.^[312] According to local authorities, Ukrainian forces broke the ceasefire six times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, BMP-1 armoured vehicles and 122 mm self-propelled guns to pound pro-Russian redoubts at Zholobok, Lohvynove, Kalynove, Prishib and Donetskyi.^[313]

By the end of the day, JFO headquarters reported 58 ceasefire violations; two Ukrainian servicemen were wounded. In the surroundings of Donetsk city, Tonenke was shelled with 122 mm self-propelled artillery, while 120 mm mortar volleys hit Avdiivka. Ukrainian positions at Avdeevka, Verkhnyotoretske, Kamianka, Krasnohorivka, Marinka, Nevelske, Slavne, Berezove, Opytne and Pisky became the target of small arms, heavy machine guns. rocket launchers and armoured fighting vehicles. In the region of Mariupol, pro-Russian tanks engaged Ukrainian positions around Novohnativka, while armoured fighting vehicles supporrted by infantry weapons and grenade launchers attacked Vodiane, Hnutove, Pyshchevik and Shyrokyne. In the northern sector of the demarcation line, heavy fire was reported at Novotoshkivke, which was targeted by small arms, heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Krasne, Katerinivka, Svitlodarsk, Krymske and Zaitseve were fired at by small arms, heavy machine guns, rocket launchers, 82 mm mortars and armoured fighting vehicles.^[314][315] Pro-Russian officials told the press that the Ukrainian military broke the ceasefire on several occasions throughout the day. Kruta Balka and Zhabicheve, in the outskirts of Donetsk city, Zaitseve, Michurine, Gagarin coal mine and Dolomitne, in the area of Horlivka, and Pikuzy, in the region of Mariupol, came under attack. In the main incidents, Zaitseve was repeatedly hit by 82 mm and 120 mm mortar fire; one elderly female civilian was wounded. Several houses were heavily damaged by shelling at Michurine. Gagarin coal mine was struck by 120 mm mortar volleys, while Dolomitne, Zhabicheve and Pikuzy became the target of 82 mm mortars. BMP-1 armoured vehicles opened fire on pro-Russian redoubts at Zhabicheve.^{[316][317][318][319]}

8 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 58 occasions on Ukrainian positions the previous day^[314][315] (including on 38 occasions in Donetsk region and on 20 occasions in Luhansk region^[315]); the fire was returned on 27 occasions.^[315] By 9:00 am of 8 May eleven ceasefire violations were registered.^[315] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was wounded in action and another serviceman was by the explosion of an IED in the Donbass region on 7 May.^[315] Pro-Russian authorities at Donetsk city recorded 13 Ukrainian violations of the ceasefire in eight different locations using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[320][321] Eduard Basurin claimed that Polish mercenaries were involved in the latest shelling of Zaitseve and Horlivka.^[322] Local officials recorded three Ukrainian violations of the ceasefire within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army engaged pro-Russian positions at Lozove and Kalynove using heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm and 120 mm mortars.^[323]

By the end of the day the number of registered ceasefire violations had risen to 57, three Ukrainian soldiers were wounded and two others were injured. In the outskirts of Donetsk city, the Ukrainian stronghold of Avdiivka became the target of ZU-23-2 antiaircraft guns and 82 mm mortars. Ukrainian forces at nearby Butivka mining complex were engaged by armoured fighting vehicles supported by grenade launchers. Rebel troops also fired small arms, heavy machine guns and rocket launchers at Verkhnyotoretske, Opytne, Krasnohorivka, Pisky, Avdiivka, Marinka, Kamianka and Butivka. In the region of Mariupol, Pyshchevik, Shyrokyne, Vodiane, Hnutove and Pavlopil were hit by small arms fire, heavy machine gun fire and antitank rockets. In the northern section of the demarcation line, 122 mm self-propelled artillery was fired at Popasna, Zalizne, Luhanske and Troitske. The village of Lokutivka, near Popasna, was shelled with 152 mm artillery. Two civilian residences were destroyed and another six damaged. Power lines, water and gas pipelines were also hit. Pro-Russian armoured fighting vehicles engaged Ukrainian positions at Troitske, and Zolote, Luhanske, Novozvanivka, Troitske, Zaitseve and Krymske came under 82 mm and 120 mm mortar fire. Heavy machine gun fire and antitank rockets hit Novozvanivka and Krymske.^[324][325] Pro-Russian military sources at Donetsk city told the press that Ukrainian forces broke the ceasefire on various occasions throughout the day. Yasynuvata and Dokuchaievsk, in the environs of Donetsk city, and Dolomitne, Zaitseve, Izotove mining complex, Mayorsk checkpoint and Shyroka Balka, in the area of Horlivka. In the main incidents, Ukrainian tanks from Mayorsk railway station shelled pro-Russian redoubts around Izotove coal mine early in the morning. BMP-2 armoured vehicles opened fire at Dokuchaievsk. Zaitseve came under 120 mm mortar fire, while 82 mm mortar rounds hit Mayorsk checkpoint and Dolomitne.^{[326][327][328][329]}

9 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 57 occasions on Ukrainian positions the previous day^[324][325] (including on 37 occasions in Donetsk and on 20 occasions in Luhansk region^[325]); the fire was returned on about 30 occasions.^[325] Eleven ceasefire violations were registered during the first half of 9 May, as a result, one Ukrainian serviceman was killed at Krymske.^{[324][325][330]} The spokesman of the Ministry of Defence reported at noon that three Ukrainian serviceman were wounded in action and two others were injured in the Donbass region on 8 May.^[325] Pro-Russian sources at Donetsk city reported nine Ukrainian violations of the ceasefire in seven locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks.^[331] In the self-proclaimed Luhansk People's Republic, local officials reported eight Ukrainian violations of the ceasefire. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Veselehorivka, Kalynove, Kalynivka, Sanzharivka, Lohvynove and Zholobok.^[332]

By the end of the day 73 ceasefire violations were registered,^[333] in addition to one Ukrainian serviceman killed earlier, three others were wounded and injured at Avdiivka, two at Volnovakha, and one in an undisclosed location. In the environs of Donetsk city, rebel forces fired small arms, heavy machine guns and rocket launchers at Avdiivka, Verkhnyotoretske, Kamianka, Krasnohorivka, Marinka, Nevelske, Novotroitske, Opytne, Pisky and Butivka mining complex. Avdiivka, Verkhnyotoretske, Novotroitske, Opytne and Pisky came under 82  and 120 mm mortar fire. In the region of Mariupol, Vodiane, Hnutove, Pavlopil, Pyshchevik, Starohnativka, Novohnativka, Shyrokyne and Bohdanivka became the target of infantry weapons and grenade launchers. Starohnativka and Novohnativka came under 122  self-propelled artillery fire, while 82  and 120 mm mortar volleys landed in Bohdanivka. In the northern section of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian positions around Zaitseve and Luhanske, supported by small arms and heavy machine gun fire. Krymske, Mayorsk, Novozvanivka Artemova, Prichepilivka and Troitske were shelled with 82  and 120 mm mortars.^[330][333] Pro-Russian authorities at Donetsk city told the press that Ukrainian forces broke the ceasefire on numerous occasions. The Ukrainian military opened fire on pro-Russian positions at Vasiilivka and Yasynuvata, in the surroundings of Donetsk city, Ozeryanivka, Zaitseve, Dolomitne and Izotove coal mine, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Sakhanka, Petrovske, Novolaspa and Pikuzy. In the main incidents, Zaitseve and Dolomitne were shelled with 82 mm and 120 mm mortars, while 82 mm mortars were fired at Uzhivka and Petrovske. BMP-1 armoured vehicles engaged Ukrainian forces at Zaitseve, Dolomitne and Izotove mining complex; meanwhile, BMP-2 armoured vehicles opened fire on pro-Russian redoubts at Yasynuvata, Novolaspa and Petrovske and BTR-80 armoured personnel carriers from Novoselivka attacked Vasiilivka. Pikuzy and Zaitseve became the target of 73 mm antitank recoilless rifles.^[334]

10 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 73 occasions on Ukrainian positions the previous day^[330][333] (including on 57 occasions in Donetsk region and on 16 occasions in Luhansk region^[333]); the fire was returned on 33 occasions.^[333] By morning of 10 May 14 ceasefire violations were registered.^[333] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was killed, five others were wounded, and one soldier was injured in the Donbass region on 9 May.^[333] Pro-Russian authorities at Donetsk city reported 36 Ukrainian violations of the ceasefire in 18 locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[335] No violations of the truce were reported within the borders of the self-style Luhansk People's Republic.^[336]

By the end of the day 55 ceasefire violations were registered, as a result, three Ukrainian soldiers were wounded. In the surroundings of Donetsk city, 82  and 120 mm mortar barrages hit Avdiivka and Butivka mining complex. Rebel troops engaged Ukrainian positions at Marinka, Verkhnyotoretske, Avdiivka, Pisky, Krasnohorivka, Opytne, Nevelske, Kamianka and Butivka mining complex. Sniper fire was reported at Marinka. In the region of Mariupol, Pavlopil, Hnutove, Pyshchevik, and later Vodiane and Shyrokyne became the target of infantry weapons and rocket launchers. In the northern sector of the demarcation line, 152  self-propelled guns shelled Ukrainian positions in the area of Severodonetsk. Prichepilivka, Zaitseve, Zalizne and Mayorsk came under 82  and 120 mm mortar fire. Separatists fighters fired small arms, heavy machine guns and rocket launchers at Zaitseve, Mayorsk, Katerinivka and Novozvanivka.^[337][338] Pro-Russian officials reported several Ukrainian violations of the truce by evening, all of them in the area of Horlivka, where Komsomolets, Zaitseve, Shyroka Balka, Gagarin mining complex and Mayorsk checkpoint came under attack. In the main incidents, Zaitseve was shelled with 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. BMP-2 armoured vehicles engaged pro-Russian forces at Shyroka Balka and Mayorsk checkpoint, while the village of Komsomolets, northwest of Horlivka, was struck by 82 mm and 120 mm mortar volleys.^{[339][340][341][342]}

11 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 55 occasions on Ukrainian positions the previous day^[337][338] (including on 35 occasions in Donetsk and on 20 occasions in Luhansk region^[338]); the fire was returned on 30 occasions.^[338] By morning of 11 May nine ceasefire violations were registered with no casualties on the Ukrainian side.^[338] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian serviceman were wounded in action in the Donbass region on 10 May.^[338] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in 12 different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, T-12 antitank guns, armoured personnel carriers and armoured fighting vehicles.^[343] According to local authorities, Ukrainian forces broke the ceasefire four times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles to engage pro-Russian redoubts at Zholobok, Lozove and Krasny Liman.^[344]

By the end of the day 50 ceasefire violations were registered, three Ukrainian servicemen were wounded and injured. In the area around Donetsk city, Opytne, Verkhnyotoretske and Pisky were hit by 82 mm and 120 mm mortar barrages. Kamianka was shelled with 120 mm mortars. Rebel forces also fired small arms, heavy machine guns and rocket launchers at Avdiivka, Verkhnyotoretske, Krasnohorivka, Marinka, Pisky and Butivka coal mine. Sniper fire was reported at Verkhnyotoretske. In the Mariupol, 82 mm and 120 mm mortar volleys landed in Hnutove. Ukrainian positions at Shyrokyne, Vodiane, Pavlopil, Hnutove, Lomakine and Pyshchevik were struck by heavy machine gun fire and antitank rockets. Ukrainian forces at Vodiane were harassed by hostile snipers. In the northern section of the demarcation line, Troitske was pounded by 122 mm self-propelled artillery, while Zaitseve, Troitske and Zalizne came under 120 mm mortar fire. The separatists also fired 82 mm mortars at Krymske, Novozvanivka, Zaitseve, Zalizne and Novoluhanske. Ukrainian forces at Zolote, Krymske, Novozvanivka and Zalizne were engaged with infantry weapons and grenade launchers.^[345][346] Ukrainian media said that JFO forces recovered the village of Chyhari, south of Gagarin mining complex, in the buffer zone northwest of Horlivka.^[347] Donetsk People's Republic spokesman Daniel Bezsonov later reported that rebel troops not only defeated the Ukrainian attempt, but also seized a key hill south of Chyhari. Beszonov claimed that the attackers lost nine men.^[348][349] Pro-Russian military sources told the press that Ukrainian forces broke the ceasefire on multiple occasions throughout the day. The Ukrainian military opened fire at Spartak, Vasiilivka, Volvo Center, Dokuchaievsk, Hluboka mining complex, Mikhailivka and Verkhnyotoretske, in the surroundings of Donetsk city, Ozeryanivka, Gagarin mining complex, Zaitseve, Dolomitne, Shyroka Balka, Holmivsky, Mayorsk checkpoint and Izotove mining complex, in the area of Horlivka, and in the region of Mariupol, Verkhnyoshyrokivske, Uzhivka, Pikuzy and Dzerzhinske. In the main incidents, heavy shelling was reported at Zaitseve, Dolomitne and Hluboka mining complex, which were repeatedly struck by 82 mm and 120 mm mortar volleys. Gagarin mining complex was also the subject of heavy fire, and became the target of 82 mm mortars, 120 mm mortars and 152 mm self-propelled artillery. Rebel forces fired 120 mm mortars at Izotove mining complex and Mayorsk checkpoint, which was also fired at from antiaircraft artillery. Holmivsky was shelled by 100 mm T 12 antitank artillery. Volvo Center, Spartak and Shyroka Balka came under 82 mm mortar fire. BMP-1 armoured vehicles shelled Zaitseve, Hluboka mining complex and Pikuzy, while BMP-2 armoured fighting vehicles riddled pro-Russian redoubts at Dokuchaievsk with 30 mm cannon fire. BTR-80 armoured personnel carriers from Novoselivka attacked Vasiilivka, supported by automatic grenade launchers. Pro-Russian forces at Verkhnyotoretske was engaged by personnel armoured carriers from the northern area of the village, under Ukrainian control.^[350]

12 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 50 occasions on Ukrainian positions the previous day^[345] (including on 30 occasions in Donetsk region and on 20 occasions in Luhansk region^[346]); the fire was returned on 31 occasions.^[346] By morning of 12 May sixteen ceasefire violations were registered.^{[346][351][352]} The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was wounded in action and two others were injured in the Donbass region on 11 May.^[346] Pro-Russian officials at Donetsk city reported 35 Ukrainian violations of the ceasefire in 18 different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 152 mm self-propelled artillery.^[353] Two pro-Russian soldiers were killed in action and two civilian residents wounded.^[354] Sources from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire six times within the republic boundaries. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Zholobok, Kalynove, Kalynivka, Lozove and Nyzhnie Lozove. One pro-Russian soldier was killed in action.^[355]

By the end of the day the number of registered ceasefire violations had risen to 73, one Ukrainian serviceman was killed, six were wounded. In the outskirts of Donetsk city, Kamianka, Avdiivka and Verkhnyotoretske came under 82 mm and 120 mm mortar fire. The rebels also used infantry weapons and rocket launchers to attack Ukrainian positions at Krasnohorivka, Marinka, Opytne, Avdiivka, Kamianka, Verkhnyotoretske, Nevelske and Butivka mining complex. In the region of Mariupol, Talakivka, Pavlopil, Vodiane, Shyrokyne, Hnutove and Pyshchevik were struck by small arms fire, machine gun fire and antitank rockets. In the northern sector of the demarcation line, 122 mm self-propelled artillery shelled Novozvanivka, Svitlodarsk and Troitske, Troitske was later the target of 120 mm mortars. Rebel forces also fired 82 mm and 120 mm mortars at Ukrainian redoubts around Zalizne, Novozvanivka, Novhorodske and Zaitseve. Ukrainian forces at Prichepilivka, Krymske, Troitske, Zhovte, Novhorodske, Mayorsk, Novoselivka, Novozvanivka and Zaitseve.^[356][357] Pro-Russian officials at Donetsk city told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Dokuchaievsk, Mykhailivka, Vasiilivka and Spartak, in the environs of Donetsk city, Zaitseve, Gagarin mining complex, Ozeryanivka, Shyroka Balka, Izotove mining complex and Hluboka mining complex, in the area of Horlivka, and in the region of Mariupol, Uzhivka and Petrovske came under hostile fire. In the main incidents, Ukrainian tanks from Dzerzhinsky and Yuzhne launched a sustained attack on Gagarin and Hlubovka coal mines, supported by BMP-1 armoured fighting vehicles and 120 mm mortars. Shyroka Balka became the target of 82 mm and 120 mm mortars. Zaitseve came under 120 mm mortar fire, while Uzhivka was shelled with 82 mm mortars firing from Vodiane. BMP-2 armoured fighting vehicles opened fire on pro-Russian positions at Zaitseve, Petrovske and Dokuchaievsk, and BTR-80 armoured personnel carriers from Verkhnyotoretske and Avdiivka attacked Mykhailivka and Spartak. Zaitseve was also shelled with automatic grenade launchers and 73 mm antitank recoilless rifles. Two civilian residents, an adult male and a female teenager, were wounded at Gagarin coal mine, where several houses were damaged. The same sources attributed the intensity of the tank attack on Gagarin and Hluboka, where 44 rounds of 125  were fired, to a Ukrainian attempt to cover the withdrawal of Ukrainian army stragglers from the area of Chyhari.^[358]

13 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 73 occasions on Ukrainian positions the previous day^[356][359] (including on 46 occasions in Donetsk and on 27 occasions in Luhansk region^[357]); the fire was returned on 40 occasions.^[357] By morning of 13 May twelve ceasefire violations were registered.^[357] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was killed in action and six were wounded in the Donbass region on 12 May.^[357] Pro-Russian sources at Donetsk city reported 33 Ukrainian violations of the ceasefire in 13 locations using small arms, grenade launchers, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks. Two civilian were confirmed wounded.^[360] Officials from the self-proclaimed Luhansk People's Republic reported that Ukrainian forces broke the ceasefire seven times within the republic boundaries. The Ukrainian military employed heavy machine guns, rocket launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and 122 mm self-propelled guns to attack pro-Russian positions at Kalynove, Zholobok and Znamianka.^[361]

By the end of the day 63 ceasefire violations were registered, two Ukrainian servicemen were wounded. In the area around Donetsk city, Verkhnyotoretske came under 82 mm mortar fire. Small arms, heavy machine guns and different types of grenade and rocket launcher systems were employed to harass Ukrainian troops at Avdiivka, Kamianka, Taramchuk, Krasnohorivka, Marinka, Verkhnyotoretske and Butivka mining complex. In the region of Mariupol, rebel forces fired infantry weapons and rocket launchers at Vodiane, Pavlopil, Hnutove, Talakivka and Shyrokyne. In the northern sector of the demarcation line, 122 mm self-propelled artillery pounded Ukrainian positions around Svitlodarsk. Pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Luhanske, supported by heavy machine guns, rocket launchers and 120 mm mortars. Zaitseve, Zalizne, Krymske, Luhanske, Novhorodske, Novoluhanske, Svitlodarsk, Maisk and Troitske became the target of 82 mm and 120 mm mortars.^{[362][363][364]} Pro-Russian sources at Donetsk city told the press that the Ukrainian military continued to broke the ceasefire throughout the day. Ukrainian forces attacked pro-Russian positions at Mykhailivka, Verkhnyotoretske, Spartak and Vasiilivka, in the surroundings of Donetsk city, Zaitseve, Gagarin mining complex, Shyroka Balka, 6/7 coal mine, Holmivsky, Dolomitne and Ozeryanivka, in the area of Horlivka, and Uzhivka, in the region of Mariupol. In the main incidents, 122 mm self-propelled guns from Mykhailivka pounded pro-Russian redoubts at Zaitseve. Zaitseve, Dolomitne and Gagarin mining complex also became the target of 82 mm and 120 mm mortars. Ozeryanivka, Holmivsky and 6/7 coal mine were hit by 120 mm mortar volleys, while Spartak and Uzhivka came under 82 mm mortar fire. BMP-1 armoured vehicles from Novhorodske, Novoluhanske and Travneve engaged pro-Russian forces at Shyroka Balka, Dolomitne and Holmivsky. BMP-2 armoured vehicles attacked Zaitseve and Gagarin mining complex. One civilian resident was wounded at Gagarin, where three houses were damaged.^[365]

An USAF RQ-48 Global Hawk strategic drone conducted a recoinnassance mission over the demarcation line.^[366]

14 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 63 occasions on Ukrainian positions the previous day^[362][363] (including on 33 occasions in Donetsk region and on 30 occasions in Luhansk region^[367][368]); the fire was returned on 30 occasions.^[367][368] By 11:00 am of 14 May thirteen ceasefire violations were registered, with no casualties on the Ukrainian side.^[367][368] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in action in the Donbass region on 13 May.^[367][368] Pro-Russian authorities at Donetsk city reported 22 Ukrainian violations of the ceasefire in 12 locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery. One civilian was wounded.^[369][365] Local sources reported that Ukrainian forces broke the ceasefire on nine occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Zholobok, Sentianivka and Kalynove.^[370]

By the end of the day the number of registered ceasefire violations had risen to 42, with no casualties on the Ukrainian side. In the environs of Donetsk city, Opytne came under 82 mm mortar fire; rebel forces, meanwhile, harassed Ukrainian troops at Avdiivka, Marinka, Pisky, Opytne and Butivka mining complex. In the region of Mariupol, Vodiane, Hnutove, Pyshchevik, Talakivka, Lebedinske and Shyrokyne became the target of infantry weapons and rocket propelled grenades. In the northern section of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian positions at Katerinivka, Novozvanivka, Zaitseve, Luhanske, Svitlodarsk, Zalizne and Krymske. Zolote, Troitske, Zalizne and Zaitseve were hit by 82 mm and 120 mm mortar volleys.^[371] Several violations of the truce by Ukrainian forces were reported by pro-Russian officials throughout the day. The Ukrainan military opened fire on pro-Russian troops at Dokuchaievsk, Spartak and Yasynuvata, in the outskirts of Donetsk city, and Zaitseve, Zheleznaya Balka and Gagarin mining complex, in the area of Horlivka. In the main incidents, heavy shelling was reported at Gagarin mining complex, which became the target of 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Zaitseve was hit by 82 mm and 120 mm mortar volleys, and 120 mm mortars firing from Dzerzhinnsky also pounded Zheleznaya Balka. BMP-2 armoured vehicles from Avdiivka engaged pro-Russian positions at Yasynuvata.^{[372][373][374][375][376]}

15 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 42 occasions on Ukrainian positions the previous day^[371][377] (including on 25 occasions in Donetsk and on 14 occasions in Luhansk region^[378]); the fire was returned on 20 occasions.^[378] By morning of 15 May eleven ceasefire violations were registered, with no casualties on the Ukrainian side.^[378] The spokesman of the Ministry of Defence confirmed at noon no casualties in the Donbass region on 14 May.^[378] Pro-Russian officials at Donetsk city reported 18 Ukrainian violations of the ceasefire in six different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled guns.^[379] Authorities from the self-proclaimed Luhansk People's Republic reported that Ukrainian forces broke the ceasefire three times within the republic boundaries. The Ukrainian military employed small arms, machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Prishib and Kalynove.^[380]

By the end of the day total 45 ceasefire violations were registered by the Ukrainian side, as a result, one Ukrainian serviceman (born in 1985) was killed, two were wounded. In the area around Donetsk city, Verkhnyotoretske and Pisky came under 82 mm and 120 mm mortar fire. Rebel troops fired small arms, heavy machine guns and rocket launchers at Ukrainian positions at Verhnoytoretske, Kamianka, Krasnohorivka, Marinka, Opytne and Pisky. In the region of Mariupol, 82 mm and 120 mm mortar volleys struck Shyrokyne and Lebedinske, while infantry weapons and grenade launchers were used to harass Ukrainian troops at Vodiane, Hnutove, Pavlopil, Talakivka and Verkhnyotoretske. In the northern section of the demarcation line, 82 mm and 120 mm mortars were fired at Zalizne, Zaitseve, Novhorodske, Novozvanivka, Maiske and Troitske. Pro-Russian armoured fighting vehicles attacked Ukrainian forces in the area of Svitlodarsk, while Troitske became the target of ZU-23-2 antiaircraft guns.^[381][382] Pro-Russian officials from Donetsk city told the press that Ukrainian forces broke the ceasefire several times throughout the day. Dokuchaievsk, Mykhailivka and Volvo Center, in the outskirts of Donetsk city, Zaitseve, Holmivsky, Gagarin mining complex and Dolomitne, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Dzerzhinske and Novolaspa. In the main incidents, 122 mm self-propelled guns from Zhovanki, Semigorye and Kodeema shelled pro-Russian positions at Zaitseve, Dolomitne and Holmivsky. Gagarin mining complex, Zaitseve and Holmivsky were hit by 120 mm mortar barrages. Rebel forces also fired 82 mm mortars at Zaitseve, Mykhailivka and Volvo Center. BMP-1 armoured vehicles engaged pro-Russian forces at Dzerzhinske. Dokuchaievsk became the target of 73 mm antitank recoilless rifles, while two antitank guided missiles were launched at Sakhanka from Ukrainian positions at Lebedinske.^[383]

16 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 45 occasions on Ukrainian positions the previous day^[381][384] (including on 29 occasions in Donetsk region and on 16 occasions in Luhansk region^[382]); the fire was returned on 25 occasions.^[382] By morning of 16 May ten ceasefire violations were registered, the fire was returned on 4 occasions, with no casualties on the Ukrainian side (as of 9:00 am).^[382] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was killed in action and two others were wounded in the Donbass region on 15 May.^[382] Pro-Russian authorities at Donetsk city reported 24 Ukrainian violations of the ceasefire in eleven locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[385] Local sources reported that Ukrainian forces broke the ceasefire on nine occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian army employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars BMP-1 armoured vehicles to attack pro-Russian positions at Veselehorivka, Lozove and Kalynove.^[386]

By the end of the day the number of registered ceasefire violations had risen to 66, two Ukrainian servicemen were killed, four were wounded. In the surroundings of Donetsk city, a barrage of ten BM-21 artillery "Grad" rockets hit Avdiivka, which also became the target of small arms, heavy machine guns, rocket launchers, 82 mm and 120 mm mortar rounds. Opytne came under the combined fire of infantry weapons, grenade launchers, 82 mm and 120 mm mortars, while small arms, heavy machine guns and rocket launchers were fired at Verkhnytoretske, Marinka, Pisky, Krasnohorivka, Kamianka and Nevelske. Rebel forces attacked Opytne and Avdiivka with ZU-23-2 antiaircraft artillery. In the region of Mariupol, 122 mm self-propelled artillery shelled Vodiane, Bohdanivka and Nikolaevka, while 82 mm and 120 mm mortar volleys landed in Lebedinske and Vodiane. Ukrainian positions at Novohnativka, Hnutove, Vodiane, Pavlopil, Lebedinske, Nikolaevka and Pyshchevik were hit by small arms fire, heavy machine gun fire and rocket propelled grenades. In the northern sector of the demarcation line, Ukrainian redoubts at Luhanske were attacked with heavy machine guns, 82 mm mortars, armoured fighting vehicles and 122 mm self-propelled guns. Rebel forces from Knyaz Igor memorial harassed Ukrainian troops at Stanytsia Luhanska with small arms, heavy machine guns and rocket launchers. Intense fire from 82 mm and 120 mm mortars was reported at Zalizne, Troitske, Mayorsk, Novoluhanske, Svitlodarsk and Luhanske, Heavy machine gun fire and antitank rockets hit Zaitseve, Novoluhanske, Novozvanivka and Novotoshkivka, while armoured fighting vehicles engaged Ukrainian redoubts at Krymske and Novoluhanske. Sniper fire was reported at Novozvanivka and Novhorodske.^{[387][388][389][390]} Pro-Russian officials reported several Ukrainian violations of the ceasefire by evening. Ukrainian forces attacked Mineralne, Dokuchaievsk, Kruta Balka, Yasynuvata and Spartak, in the outskirts of Donetsk city, Zaitseve, Gagarin mining complex, Holmivsky and Dolomitne, in the area of Horlivka, and Sakhanka, Pikuzy, Uzhivka and Petrovske, in the region of Mariupol. In the main incidents, Ukrainian forces from Avdiivka fired a 40 rocket barrage from BM-21 "Grad" multiple rocket launchers at Yasynuvata, while Holmivsky was shelled with 122 mm self-propelled guns. Zaitseve, Gagarin mining complex, Uzhivka, Holmivsky, Spartak and Dokuchaievsk were hit by 120 mm mortar volleys. Ukrainian troops also fired 82 mm mortars at Zaitseve, Gagarin mining complex,Uzhivka, Pikuzy, Mineralne, Dolomitne, Petrovske and Yasynuvata. BMP-1 armoured vehicles engaged pro-Russian redoubts at Pikuzy and Dolomitne, while one antitank guided missile was launched at Sakhanka from Ukrainian positions at Lebedinske. Kruta Balka became the target of 73 mm antitank recoilless rifles. A Ukrainian tank opened fire on pro-Russian redoubts in the region of Mariupol. One female civilian was killed at Holmivsky.^[391][392]

17 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 66 occasions on Ukrainian positions the previous day.^[387][388] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were killed in action and four were wounded in the Donbass region on 16 May.^[393] Pro-Russian officials at Donetsk city reported 31 Ukrainian violations of the ceasefire in 14 locations using small arms, grenade launchers, 82 mm mortars, 120 mm mortars, antitank guided missiles, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery.^[392] Sources from the self-proclaimed Luhansk People's Republic recorded nine Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynyvka, Kalynove, Lozove, Nyzhnie Lozove and Mala Verhunka using heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, BMP-1 armoured vehicles and 122 mm self-propelled artillery.^[394]

By the end of the day the number of registered ceasefire violations had risen to 60, seven Ukrainian servicemen were wounded. In the area around Donetsk city, 82 mm and 120 mm mortar barrages hit Ukrainian redoubts at Opytne. Avdiivka, Kamianka, Krasnohorivka, Marinka, Taramchuk, Nevelske, Opytne and Pisky became the target of small arms, heavy machine guns and rocket launchers. In the region of Mariupol, Vodiane and Hnutove were shelled with 120 mm mortars and 122 mm artillery. Starohnativka and Novohnativka, meanwhile, were pounded by 82 mm and 120 mm mortar fire. Rebel troops fired infantry weapons and grenade launchers at Ukrainian positions around Pavlopil, Shyrokyne, Pyshchevik, Lebedinske, Novohnativka, Starohnativka and Hnutove. In the northern section of the demarcation line, Krymske was shelled with 152 mm self-propeleld artillery; the same area was also targeted by infantry weapons, rocket launchers and 82 mm mortars. Zaitseve, Zalizne, Novoluhanske and Troitske were pounded by 122 mm artillery volleys. Rebel forces fired small arms, heavy machine guns and rocket launchers at Novozvanivka, Novotoshvka, Novhorodske and Prichepilivka.^[395] Multiple violations of the truce by Ukrainian forces were reported by pro-Russian officials throughout the day. The Ukrainian military opened fire on pro-Russian troops at Yasynuvata, Spartak, Volvo Center, Trudivske and Mineralne, in the environs of Donetsk city, Zaitseve, Holmivsky, Gagarin mining complex, Zheleznaya Balka and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Pikuzy, Uzhivka and Dzerzhinske. In the main incidents, 122 mm self-propelled artillery from Zalizne shelled Zheleznaya Balka. Ukrainian forces fired 120 mm mortars at Zaitseve, Gagarin mining complex, Uzhivka, Sakhanka and Pikuzy and 82 mm mortars at Holmivsky, Zaitseve, Gagarin mining complex and Yasynuvata. Ukrainian tanks from Dzherzinsky engaged pro-Russian positions around Gagarin mining complex. BMP-1 armoured vehicles shelled Sakhanka, and BMP-2 armoured vehicles opened fire on pro-Russian positions at Petrovske. One civilian resident was wounded at Zaitseve. The water purification plant at Yasynuvata was put out of commission after being hit by 82 mm mortar rounds fired from Kamianka.^[396] According to the information provided by the JFO headquarters Pivdenne was taken under control of Ukrainian forces.^[397][398]

18 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 60 occasions on Ukrainian positions the previous day^[395] (including on 37 occasions in Donetsk region and on 23 occasions in Luhansk region^[399]); the fire was returned on 28 occasions.^[399][400] The spokesman of the Ministry of Defence confirmed at noon that seven Ukrainian servicemen were wounded in the Donbass region on 17 May.^[399][401] Two civilians were killed and two were injured by shelling in Troitske at around 2:00 am on 18 May by heavy artillery fire.^[401][402] Pro-Russian authorities at Donetsk city recorded 39 Ukrainian violations of the ceasefire in 20 different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery. One civilian was wounded at Zaitseve.^[403] The commander of the battalion "Pyatnashky", Oleg Mamaiev, died of wounds after being hit by shrapnel from Ukrainian artillery near Avdiivka.^[404] In the self-proclaimed Luhansk People's Republic, local officials reported six Ukrainian violations of the ceasefire. The Ukrainian military used small arms, heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Kalynove, Donetskyi, Lohvynove and Zholobok.^[405]

By the end of the day 43 ceasefire violations were registered with no casualties on the Ukrainian side. In the environs of Donetsk city, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Avdiivka, supported by 82 mm and 120 mm mortar fire. Verkhnyotoretske, Krasnohorivka, Avdiivka, Marinka and Nevelske became the target of infantry weapons and rocket launchers. In the region of Mariupol, heavy shelling was reported at Lebedinske, where Ukrainian positions were pounded by 120 mm mortars and 122 mm self-propelled artillery. Rebel forces fired small arms, heavy machine guns and grenade launchers at Vodiane Shyrokyne and Lebedinske. In the northern sector of the demarcation line, Popasna became the target of 120 mm mortars and 152 mm artillery. After midnight, pro-Russian 122 mm self-propelled guns shelled Ukrainian positions at Zalizne from Gagarin mining complex. Earlier, 120 mm mortar barrages had landed in the same location. Katerininvka and Novozvanivka came under 82 mm mortar fire. The separatis harassed Ukrainian troops at Zaitseve, Kirove, Krymske, Luhanske, Novozvanivka, Rassadky, Stanytsia Luhanska and Maisk with small arms fire, heavy machine gun fire and rocket propelled grenades.^[406][407] Pro-Russian sources at Donetsk city told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Kruta Balka, Yasynuvata, Volvo Center and Vasiilivka, in the surroundings of Donetsk city, Gagarin mining complex, Zheleznaya Balka, Shyroka Balka, Zaitseve and Komsomolske, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Pikuzy and Dzerzhinske, came under hostile fire. In the main incidents, Ukrainian tanks from Novhorodske launched an attack on pro-Russian entrenchments at Gagarin mining complex supported by 122 mm self-propelled artillery; 122 mm artillery volleys fired from Dyliivka also landed in nearby Komsomolske. Zaitseve, Gagarin and Kruta Balka were hit by 120 mm mortar fire. The Ukrainian army shelled Zheleznaya Balka, Gagarin and Shyroka Balka with 82 mm mortars. Antiaircraft guns were used to pound pro-Russian positions at Gagarin, Pikuzy and Volvo Center. BMP-2 armoured vehicles from Vodiane raked pro-Russian redoubts at Dzerzhinske with 30 mm cannon fire. Two workers were wounded by shrapnel when Ukrainian artillery shelled the dolomite processing plant in northwest Horlivka at dawn.^[403][408]

19 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 43 occasions on Ukrainian positions the previous day.^[406][409] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 18 May.^[410] Pro-Russian officials at Donetsk city reported 22 Ukrainian violations of the ceasefire in 16 locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery. One elderly civilian resident was killed at Horlivka.^[411] The same sources reported 202 Ukrainian violations of the ceasefire over the last week. The Ukrainian military fired 150 122 mm self-propelled artillery rounds, 40 tank rounds and 1,544 mortar shells on the same period. Two pro-Russian soldiers and one civilian were killed.^[412] According to local authorities, the Ukrainian military broke the ceasefire five times within the borders of the self-styled Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-2 armoured vehicles to engage pro-Russian positions at Sokolniki and Holubovske.^[413]

By the end of the day total 58 ceasefire violations were registered, as a result, three Ukrainian servicemen were wounded. In the surroundings of Donetsk city, BM-21 "Grad" multiple rocket launchers fired several rocket barrages at Avdiivka. Rebel forces also shelled Avdiivka, Zaitseve and Zalizne with 120 mm mortars and 122 mm self-propelled artillery. Pro-Russian infantry launched a number of attacks in the area that were repelled by the Ukrainian defenders. In the region of Mariupol, Pyshchevik, Vodiane and Shyrokyne came under 122 mm artillery fire. Ukrainian marines pushed back a number of infantry assaults on their positions. Similar attacks took place in the northern sector of the demarcation line, on the strongholds of Novotoshkivke, Zolote, Krymske, Novozvanivka and Troitske.^[414] Pro-Russian sources told the press that Ukrainian forces broke the ceasefire several times throughout the day. Yasynuvata and Dokuchaievsk, in the outskirts of Donetsk city, Zaitseve, Gagarin mining complex and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol Kazatske, Uzhivka, Petrovske and Pikuzy, came under attack. In the main incidents, 122 mm self-propelled artillery from Pavlopil shelled pro-Russian positions at Kazatske, while 120 mm mortar volleys landed in Zaitseve, Gagarin mining complex, Shyroka Balka, Uzhivka and Dokuchaievsk. Ukrainian forces fired 82 mm mortars at Zaitseve, Gagarin, Yasynuvata and Dokuchaievsk. BMP-1 armoured vehicles from Bohdanivka engaged pro-Russian forces at Petrovske, and BMP-2 armoured vehicles from Novotroitske riddled pro-Russian redoubts with 30 mm cannon fire. One civilian resident was killed and another wounded at Zaitseve.^{[415][416][417][418][419]} Witnesses on the ground reported heavy fire in the western outskirts of Donetsk city by night, claiming that Ukrainian tanks from Butivka mining complex shelled Spartak, and artillery fire hit Yasynuvata.^[420] In the self-proclaimed Luhansk People's Republic Zholobok and Nyzhnie Lozove were attacked with rocket launchers, 82 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[421]

20 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 58 occasions on Ukrainian positions the previous day.^[414][422] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 19 May.^[423] Pro-Russian officials at Donetsk city recorded 23 Ukrainian violations of the ceasefire in ten different areas using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, antiaircraft guns, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery.^[424] According to local sources, the Ukrainian military broke the ceasefire seven times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian forces engaged pro-Russian positions at Nyzhne Lozove, Kalynove, Zholobok, Berezovske, Prishib and Krasny Yar employing small arms, heavy machine guns, automatic grenade launchers, rocket launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[425]

By the end of the day the number of registered ceasefire violations had risen to 55, with no casualties on the Ukrainian side. In the outskirts of Donetsk city, BM-21 "Grad" multiple rocket launchers were fired from Yasynuvata at the Ukrainian stroghold of Avdiivka, which was hit by a 40 rocket barrage. Novotroitske became the target of 122 mm self-propelled artillery firing from Dokuchaievsk. Pro-Russian tanks launched an attack on Ukrainian redoubts at Avdiivka. Pisky and Avdiivka were shelled with 82 mm and 120 mm mortars, while small arms and heavy machine gun fire was reported at Marinka, Verkhnyotoretske, Pisky, Nevelske and Krasnohorivka. In the region of Mariupol, 122 mm artillery volleys fired from Zaichenko struck Vodiane, which was later hit by 120 mm mortar rounds. Nikolaevka and Shyrokyne came under 82 mm and 120 mm mortar fire. pro-Russian armoured fighting vehicles opened fire on Ukrainian positions at Hnutove and Vodiane. Ukrainian forces at Vodiane, Shyrokyne, Hnutove, Pavlopil and Lomakine. In the northern sector of the demarcation line, heavy shelling was reorted at Zaitseve, which became the target of 120 mm mortars and 122 mm self-propelled artillery. Rebel forces also fired 82 mm and 120 mm mortars at Shumy, Zalizne, Troitske and Luhanske. A Ukrainian infantry thrust behind pro-Russian lines rounded up three prisoners and suppressed a hostile firing position, killing a pro-Russian fighter. The group, led by Colonel Koltsov, belonged to the 46 Battalion of Special Forces "Donbass". The incident was confirmed to have taken place near Holmivsky by pro-Russian authorities.^{[426][427][428][429]} Pro-Russian officials at Donetsk city said that Ukrainian forces had broken the truce on several occasions during the day. The Ukrainian military attacked Yasynuvata, Spartak, Mineralne, Kruta Balka, Vasiilivka and Dokuchaievsk, around Donetsk city, Ozeryanivka, Zaitseve and Gagarin mining complex, in the area of Horlivka, and in the region of Mariupol, Petrovske, Sakhanka and Pikuzy. In the main incidents, 122 mm self-propelled guns from Avdiivka fired at Yasynuvata. Rebel forces also shelled Zaitseve, Gagarin mining complex and Pikuzy with 82 mm and 120 mm mortars. Mineralne, Kruta Balka and Dokuchaievsk came under 120 mm mortar fire, while 82 mm mortar volleys hit Spartak, Sakhanka and Vasiilivka. BMP-1 armoured vehicles engaged pro-Russian redoubts at Ozeryanivka and Gagarin mining complex.^{[430][431][432][433]}

21 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 55 occasions on Ukrainian positions the previous day.^{[426][434][435]} The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 20 May.^[428] Pro-Russian officials at Donetsk city reported 20 Ukrainian violations of the ceasefire in eleven different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled guns. An elderly civilian was wounded at Horlivka.^[436] Officials from the self-styled Luhansk People's Republic said that Ukrainian forces broke the ceasefire three times within the republic boundaries. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, 120 mm mortars to attack pro-Russian positions at Kalynivka, Kalynove and Nyzhnie Lozove.^[437]

By the end of the day total 53 ceasefire violations were registered, as a result, two Ukrainian servicemen were killed, nine were wounded. Around Donetsk city, Marinka was hit by 82 mm and 120 mm mortar volleys. The village was also the target of small arms and sniper fire. The separatists fired infantry weapons at Pisky, Avdiivka and Novomykhailivka. In the region of Mariupol, heavy shelling was reported at Novohnativka, which was pounded by 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Small arms and heavy machine gun fire harassed Ukrainian troops at Hnutove, Vodiane, Pavlopil, Novomykhailovka, Chermalyk and Novohnativka. In the northern sector of the demarcation line, Mayorsk became the target of 152 mm artillery. Troitske, Yuzhne, Novhorodske, Novoluhanske, Mayorsk, Shumy, Zaitseve and Zalizne were fired at from 82 mm and 120 mm mortars.^[438] Pro-Russian authorities told the press that Ukrainian forces broke the ceasefire several times throughout the day. Vasiilivka and Mykhailivka, in the surroundings of Donetsk city, Zaitseve, Ozeryanivka, Gagarin mining complex, Shyroka Balka, Zheleznaya Balka, Holmivsky, Dolomitne and Mayorsk checkpoint, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Sosnovske and Petrovske. In the main incidents, 122 mm self-propelled artillery pounded pro-Russian positions at Gagarin mining complex and Holmivsky. Zaitseve, Gagarin mining complex, Zheleznaya Balka and Petrovske came under 120 mm mortar fire. Rebel forces also shelled Shyroka Balka, Dolomitne, Ozeryanivka, Zaitseve, Gagarin, Mykhailivka, Uzhivka and Sosnovske with 82 mm mortars. BMP-1 armoured vehicles opened fire on pro-Russian redoubts at Shyroka Balka, while BMP-2 armoured vehicles riddled Ukrainian redoubts with 30 mm gunfire at Petrovske, Shyroka Balka and Mykhailivka. Four civilian residents were wounded by Ukrainian shelling at Gagarin.^[439]

22 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 53 occasions on Ukrainian positions the previous day^[438][440] (including on 28 occasions in Donetsk region and on 25 occasions in Luhansk region^[441]); the fire was returned on 14 occasions.^[441] By morning of 22 May ten ceasefire violations were registered.^[441] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen (born in 1986 and in 1987) were killed and four others were wounded during a pro-Russian raid on the village of Pivdenne at around 5:00 am;^[442] five other Ukrainian servicemen were wounded elsewhere in the Donbass region on 21 May.^[441] Pro-Russian authorities at Donetsk city reported 29 Ukrainian violations of the ceasefire in 12 locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled guns.^[443] One pro-Russian soldier was killed in action and two others wounded. Four civilians were confirmed injured.^[444] According to officials from the self-proclaimed Luhansk People's Republic recorded four Ukrainan violations of the truce within the republic boundaries. BMP-1 armoured vehicles from Troitske launched four attacks on pro-Rusisan positions at Kalynove and Veselehorivka, in one occasion supported by automatic grenade launchers.^[445]

By the end of the day the number of registered ceasefire violations had risen to 49, one Ukrainian serviceman (born in 1995^[446]) was killed, three were wounded. In the surroundings of Donetsk city, 120 mm mortar barrages hit Avdiivka, Novoselivka and Opytne. Ukrainian forces at Marinka were fired at from snipers and 82 mm mortars. In the region of Mariupol, 122 mm self-propelled guns from Zaichenko hit Ukrainian positions at Talakivka. Bohdanivka was likewise shelled from Styla with 152 mm artillery. In the northern section of the demarcation line, Maisk, Yuzhne and Troitske were shelled with 82 mm and 120 mm mortars. Stanytsia Luhanska was attacked from separatist forces at Knyaz Igor memorial with small arms, heay machine guns and grenade launchers. Zaitseve, Troitske, Novozvanivka, Maiske and Luhanske became the target of infantry weapons.^[447] Pro-Russian sources at Donetsk city reported several Ukrainian violations of the ceasefire across the day. The Ukrainian military attacked Yakovliivka and Dokuchaievsk, in the outskirts of Donetsk city, Zaitseve and Holmivsky, in the area of Horlivka and in the region of Mariupol, Bezimenne, Uzhivka, Dzerzhinske and Sakhanka. In the main incidents, Zaitseve, Yakovliivka and Dokuchaievsk were struck by 120 mm mortar barrages. Rebel forces also fired 82 mm mortars at Holmivsky. BMP-1 armoured vehicles from Shyrokyne launched a sustained attack on Ukrainian redoubts at Bezimenne, while BMP-2 armoured vehicles from Vodiane raked pro-Russian positions at Dzerzhinske with 30 mm cannon fire. Antiaircraft artillery, firing in direct mode, pounded Uzhivka and Sakahnka. One civilian was killed and three children wounded when an improvised explosive device struck a bus at Debaltseve.^[448]

23 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 49 occasions on Ukrainian positions the previous day^[447][449] (including on 36 occasions in Donetsk and on 12 occasions in Luhansk region^[446]); the fire was returned on about 20 occasions.^[446] By morning of 23 May ten ceasefire violations were registered with no casualties on the Ukrainian side.^[446] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was killed in action and three were wounded in the Donbass region on 22 May.^[446] One civilian was killed at Marinka.^[446] Pro-Russian sources at Donetsk city reported eleven Ukrainian violations of the ceasefire in elevent locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers and armoured fighting vehicles.^[450] In the self-proclaimed Luhansk People's Republic, local officials reported seven Ukrainian violations of the ceasefire. The Ukrainian military used small arms, heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Nyzhnie Lozove, Lozove, Veselehorivka, Kalynove and Knyaz Igor memorial.^[451]

By the end of the day total 38 ceasefire violations were registered, as a result, two Ukrainian servicemen were wounded. In the area around Donetsk city, Opytne and Butivka mining complex came under 82 mm and 120 mm mortar fire. Verhneyotoretske, Nevelske, Opytne, Pisky, Avdiivka, Marinka and Butivka mining complex became the target of infantry weapons and rocket launchers. Sniper fire was reported at Marinka. In the region of Mariupol, pro-Russian tanks from Sosnovske engaged Ukrainian redoubts at Pavlopil. Hranitne and Pavlopil were targeted by 82 mm and 120 mm mortars. Rebel forces fired small arms and grenade launchers at Pyshchevik, Shyrokyne, Vodiane, Pavlopil, Chermalik and Hnutove, while Ukrainian troops at Pavlopil were harassed by hostile snipers. In the northern sector of the demarcation line, Zaitseve, Krymske and Troitske were hit by 82 mm and 120 mm mortar fire. Small arms and heavy machine guns were used to attack Ukrainian positions at Novozvanivka and Novooleksandrivka.^[452][453] Pro-Russian authorities told the press that the Ukrainian military broke the ceasefire several times throughout the day. Verkhnyotoretske and Vasiilivka, in the surroundings of Donetsk city, Zaitseve, Ozeryanivka, Shyroka Balka and Dolomitne, in the area of Horlivka, and in the region of Mariupol, Uzhivka and Dzerzhinske. In the main incidents, Ukrainian forces shelled Zaitseve and Dolomitne with 82 mm and 120 mm mortars, while 120 mm mortar volleys also landed in Uzhivka. Verkhnyotoretske and Shyroka Balka came under 82 mm mortars. BMP-1 and BMP-2 armoured vehicles launched a sustained attack on pro-Russian positions at Ozeryanivka. BMP-1 armoured vehicles opened fire on Zaitseve and Shyroka Balka. Deputy minister of defence of the DNR, Eduard Basurin, said that a group of Ukrainian special forces attempting to broke through the demarcation line from Marinka were met with heavy gunfire by pro-Russian forces at Petrovsky district. The intruders were beaten back with casualties.^[454][455]

24 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 38 occasions on Ukrainian positions the previous day^[452][456] (including on 32 occasions in Donetsk region and on 6 occasions in Luhansk region^[457]); the fire was returned on several occasions.^[457] By morning of 24 May eleven ceasefire violations were registered with no casualties on the Ukrainian side.^[452] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 23 May.^[457] Pro-Russian authorities at Donetsk city reported 16 Ukrainian violations of the ceasefire in nine locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers and armoured fighting vehicles.^[458][454] In the self-proclaimed Luhansk People's Republic, local officials reported eleven Ukrainian violations of the ceasefire. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73 mm recoilless antitank rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to pound pro-Russian positions at Kalynove, Sentianivka, Zholobok and Veselehorivka.^[459]

By the end of the day the number of registered ceasefire violations had risen to 36,^[460][461] two Ukrainian soldiers were wounded. In the environs of Donetsk city, Novoselivka became the target of 122  self-propelled artillery. Rebel forces used small arms, rocket launchers, 120 mm mortars and armoured fighting vehicles to attack Marinka, Nevelske, Berezove, Troitske, Pisky and Butivka mining complex. Later in the night, hostile tanks opened fire on Ukrainian positions at Nevelske, while small arms fire was reported at Marinka. Pro-Russian tanks launched a sustained attack on Ukrainian redoubts at Hranitne, in the region of Mariupol. Armoured fighting vehicles, supported by small arms, grenade launchers and 120 mm mortars, engaged Ukrainian forces at Pavlopil, Hnutove, Chermalik and Shyrokyne. Starohnativka came under 152 mm artillery fire after midnight. In the northern section of the demacation line, pro-Russian armoured fighting vehicles attacked Novoluhanske, supported by small arms, heavy machine guns, 82  mortars and 120 mm mortars. Zarya was hit by 152 mm self-propelled artillery, while 82 mm and 120 mm mortar volleys landed in Zaitseve and Luhanske. Ukrainian positions at Codeema and Novozvanivka were struck by heavy machine gun fire and antitank rockets.^[461][462] Pro-Russian officials reported a number of Ukrainian violations of the truce across the day. Ukrainian forces attacked Dokuchaievsk, in the outskirts of Donetsk city, Hladosove, Holmivsky, Ozeryanivka, Zaitseve and Dolomitne, and in the region of Mariupol, Sakhanka and Pikuzy. In the main incidents, Hladosove, Holmivsky and Dolomitne came under 120 mm mortar fire; 82 mm mortar volleys landed meanwhile in Dokuchaievsk, Sakhanka and Zaitseve. BMP-1 armoured vehicles from Talakivka attacked Pikuzy, while BMP-2 armoured vehicles from Novotroitske riddled pro-Russian positions at Dokuchaievsk with 30 mm gunfire.^{[463][464][465][466][467]} There were reports of fresh shelling at Dokuchaievsk later in the night. According to the same sources, pro-Russian positions at Spartak, Donetsk airport and Yasynuvata were engaged by small arms, heavy machine guns, automatic grenade launchers, 73 mm recoilless antitank rifles, 82 mm mortars, 120 mm mortars and armoured fighting vehicles. Ukrainian drones overflew the area.^[468]

25 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 36 occasions on Ukrainian positions the previous day^{[460][469][470]} (including on 28 occasions in Donetsk and on 8 occasions in Luhansk region^[461]); the fire was returned on several occasions.^[461] By morning of 25 May eleven ceasefire violations were registered with no casualties on the Ukrainian side.^[461] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded in the Donbass region on 24 May.^[461] Pro-Russian authorities at Donetsk city reported 16 Ukrainian violations of the ceasefire in eight locations using small arms, snipers, automatic grenade launchers, 73 antitank recoilless rifles, 82 mortars, 120 mortars, armoured personnel carriers and armoured fighting vehicles.^[471] The same sources recorded 139 Ukrainian violations of the ceasefire over the past week. Ukrainian forces fired 49 rounds from 122 mm self-propelled artillery, four from tanks and 615 from mortars. Pro-Russian forces repelled two assaults by the Ukrainian army in the area of Horlivka. Two pro-Russian soldiers and two civilian residents were killed.^[472][473] According to local authorities, the Ukrainian military broke the ceasefire twice within the borders of the self-styled Luhansk People's Republic. The Ukrainian military employed heavy machine guns, automatic grenade launchers, 82 mm and 120 mm mortars to attack pro-Russian positions at Kalynivka and Lohvynove.^[474]

The JFO headquarters released a report indicating that in the early hours of the morning, pro-Russian 152 mm self-propelled artillery firing from Komsomoletsk, in the area of Horlivka, hit and blew up a Ukrainian ammunition dump at Stara Nikolaevka. The Ukrainian military claimed that two pro-Russian guns were destroyed in retaliation. By the end of the day the number of recorded ceasefire violations had risen to 33; two Ukrainian soldiers were wounded in action. In the area of Donetsk city, Novotroitske and Stara Nikolaevka were hit by 152 mm artillery volleys. Pro-Russian tanks, meanwhile, launched an attack on Nevelske. Rebel forces used infantry weapons and rocket launchers to harass Ukrainian troops at Marinka, Krasnohorivka, Nevelske and Novoselivka. In the region of Mariupol, pro-Russian tanks engaged Ukrainian redoubts around Lebedinske. Nearby Shyrokyne was hit by 120 mm mortar volleys. Ukrainian positions at Hnutove, Vodiane, Pavlopil, Shyrokyne and Starohnativka were struck by small arms fire, heavy machine gun fire and antitank rockets. JFO sources claimed the shooting down of a pro-Russian drone over Volnovakha. In the northern section of the demarcation line, heavy shelling was reported at Novoluhanske, which became the target of 120 mm mortars and 122 mm self-propelled guns. Ukrainian troops at Luhanske were fired at from small arms, heavy machine guns, 82 mm and 120 mm mortars. Svitlodarsk and Krymske were hit by small arms fire, antitank rockets and 82 mm mortar rounds.^[475][476] Several Ukrainian violations of the truce were reported by pro-Russian sources at Donetsk city throughout the day. Ukrainian forces attacked Mineralne, Verkhnyotoretske, Spartak, Dokuchaievsk, Lozove and Vasiilivka, in the outskirts of Donetsk city, Zaitseve and Gagarin mining complex, in the area around Horlivka, and in the region of Mariupol, Petrovske and Dzerzhinske. In the main incidents, Petrovske was shelled by 120 mm mortars and 122 mm self-propeleld artillery. Spartak was hit by 82 mm and 120 mm mortar volleys, while Lozove and Dokuchaievsk came under 120 mm mortar fire. BMP-2 armoured vehicles from Novotroitske raked pro-Russian positions at Dokuchaievsk with 30 mm gunfire. BTR-80 armoured personnel carriers attacked Ukrainian redoubts at Verkhnyotoretske.^[477]

26 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 33 occasions on Ukrainian positions the previous day^[478][479] (including on 27 occasions in Donetsk region and on 6 occasions in Luhansk region^[480]); the fire was returned on 11 occasions.^[480] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded in the Donbass region on 25 May.^[480] Pro-Russian officials at Donetsk city reported 14 Ukrainian violations of the ceasefire in ten different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled artillery. One civilian resident was wounded.^[481] Sources from the self-proclaimed Luhansk People's Republic recorded five Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynyvka, Lohvynove, Molodezhne and Zholobok using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[482]

By the end of the day the number of registered ceasefire violations had risen to 28, one Ukrainian serviceman was killed, four were wounded, two were taken into prison. In the outskirts of Donetsk city, pro-Russian military used infantry weapons to harass Ukrainian troops at Kamianka, Krasnohorivka, Marinka, Opytne and Pisky. Sniper fire was reported at Krasnohorivka. In the region of Mariupol, Ukrainian redobts at Vodiane were hit by heavy machine gun fire and antitank rockets. Pavlopil, Shyrokyne, Vodiane and Hnutove became the target of small arms and heavy machine guns. In the northern sector of the demarcation line, Zaitseve came under the combined fire of 82 mm and 120 mm mortars. Krymske was struck by 120 mm mortar volleys, while 82 mm mortar rounds and antitank guided missiles hit Yuzhne. Heavy machine guns and antitank rocket launchers were fired at Novotoshkivke, Prichepilivka, Luhanske, Krymske, Yuzhne and Zaitseve.^{[483][484][485][486][487]} Pro-Russian authorities from Donetsk city recorded a number of Ukrainian violations of the ceasefire by evening in the surroundings of Donetsk city and Horlivka. In the main incidents, BMP-1 armoured vehicles from Nevelske engaged pro-Russian positions at Lozove, supported by automatic grenade launchers. Verkhnyotoretske and Holmivsky were fired at from 73 mm antitank recoilless rifles.^[488][489] In the self-proclaimed Luhansk People's Republic, military spokesman Andryi Marochko reported that two Ukrainian soldiers from the 14th Mechanized Brigade were captured by pro-Russian forces while wandering in the buffer zone.^[490]

27 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 28 occasions on Ukrainian positions the previous day.^[483][484] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was killed and two others were wounded in an ambush on Ukrainia armoured fighting vehicles near Horlivka at around 8:00 pm; another two Ukrainian soldiers were wounded elsewhere in the Donbass region on 26 May.^[485] Pro-Russian officials in Donetsk city recorded three Ukrainian violations of the truce. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73  antitank recoilless guns and BMP-1 armoured vehicles to attack pro-Russian positions at Lozove and Verkhnyotoretske, in the outskirts of Donetsk city, and Holmivsky, in the area of Horlivka.^[491] Sources from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire once within the republic boundaries, when BMP-1 armoured vehicles from Luhanske, supported by heavy machine guns and automatic grenade launchers engaged pro-Russian troops at Nyzhnie Lozove.^[492]

The Security Service reported that two of their servicemen from the Alpha unit, one of them a lieutenant colonel, were killed and one was wounded by artillery shelling in Luhansk region.^[493][494] By the end of the day total 22 ceasefire violations were registered. Around Donetsk city, Nevelske, Krasnohorivka, Pisky, Verkhnyotoretske and Butivka mining complex were attacked with infantry weapons and grenade launchers. In the region of Mariupol, heavy shelling was reported at Chermalyk, which became the target of rocket launchers, antitank guided missiles, 120 mm mortars and 122 mm self-propelled artillery. Vodiane, Pavlopil, Shyrokyne and Talakivka. In the northern section of the demarcation line, Zaitseve was struck by 82 mm and 120 mm mortar volleys. Ukrainian troops at Luhanske, Novhorodske, Katerinivka and Svitlodarsk were engaged with heavy machine guns and rocket launchers. Two Ukrainian servicemen were wounded, one went missing in a clash between the warring parties that took place at Pavlopil at around 7:00 pm;^[495] (returned to his unit on 2 June^[496]). Pro-Russian authorities at Donetsk city told the press that Ukrainian forces broke the ceasefire on several occasions by evening. Spartak and Dokuchaievsk, in the surroundings of Donetsk city, Zaitseve, Ozeryanivka and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Pikuzy and Verkhnyoshyrokivske came under attack. In the main incidents, Ozeryanivka became the target of the combined action of 82  and 120 mm mortars. Ozeryanivka, Spartak and Dokuchaievsk were hit by 120 mm mortar volleys. Rebel forces shelled Zaitseve with 82  mortars and 73  antitank recoilless rifles. BMP-1 armoured vehicles engaged pro-Russian positions at Ozeryanivka and Pikuzy, while BMP-2 armoured vehicles riddled Ukrainian outposts at Shyroka Balka with 30  gunfire.^[497]

28 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 22 occasions on Ukrainian positions the previous day^{[495][498][499]} (including on 17 occasions in Donetsk region and on 5 occasions in Luhansk region^[500]); the fire was returned on several occasions.^[500] By morning of 28 May seven ceasefire violations were registered with no casualties on the Ukrainian side.^[500] The spokesman of the Ministry of Defence reported at noon that two Ukrainian servicemen were wounded and one went missing in the Donbass region on 27 May.^[501][500] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in eight different locations using small arms, automatic grenade launchers, 73  antitank recoilless rifles, 82  mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[502] No violations of the ceasefire were reported in the territory of the self-proclaimed Luhanks People's Republic.^[503]

By the end of the day the number of registered ceasefire violations had risen to 37, six Ukrainian servicemen were wounded; a 15-year-old female civilian was killed by shelling. In the environs of Donetsk city, Novoselivka and Novomykhailivka were shelled with 120 mm mortars. The separatists fired small arms, heavy machine guns and grenade launchers at Ukrainian positions in Pisky, Opytne, Krasnohorivka, Marinka, Novomykhailivka, Verkhnyotoretske and Novoselivka. In the region of Mariupol, 120 mm mortar volleys struck Starohnativka. Hnutove, Krasnohorivka, Pavlopil, Starohnativka and Shyrokyne became the target of small arms, heavy machine guns and rocket launchers. In the northern sector of the demarcation line, Zolote and Svitlodarsk were shelled with 82 mm and 120 mm mortars. Antitank rockets landed in Novozvanivka, while 120 mm mortar rounds hit Krymske and Novotoshkivke.^[504][505] Several Ukrainian violations of the ceasefire were reported by pro-Russian sources at Donetsk city. Ukrainian forces carried out attacks on Spartak, Dokuchaievsk and Verkhnyotoretske, in the outskirts of Donetsk city and Horlivka. In the main incidents, Spartak was hit by 120 mm mortar rounds. BMP-2 armoured vehicles from Novotroitske raked pro-Russian redoubts at Dokuchaievsk with 30  gunfire, while BTR-80 armoured personnel carriers launched an attack on Verkhnyotoretske supported by automatic grenade launchers.^{[506][507][508]} DNR sappers defused an unexploded BM-27 Uragan artillery rocket found near Makiivka.^[509]

29 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 37 occasions on Ukrainian positions the previous day^[504] (including on 29 occasions in Donetsk and on 8 occasions in Luhansk region^[510]); the fire was returned on 20 occasions.^[510] By the morning of 29 May eight ceasefire violations were registered with no casualties on the Ukrainian side.^[504] The spokesman of the Ministry of Defence confirmed at noon that six Ukrainian servicemen were wounded in the Donbass region on 28 May.^[510] Pro-Russian officials in Donetsk city recorded four Ukrainian violations of the truce. The Ukrainian military used small arms, heavy machine guns, automatic grenade launchers, 73  antitank recoilless guns, BTR-80 armoured personnel carriers and BMP-2 armoured vehicles to attack pro-Russian positions at Verkhnyotoretske, Dokuchaievsk and Spartak, all of them around Donetsk city and Horlivka.^[511] One pro-Russian soldier was killed in action.^[512] Sources from the self-proclaimed Luhansk People's Republic said that Ukrainian forces broke the ceasefire seven times within the republic boundaries. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, antitank rockets, 82 mm mortars and 120 mm mortars to attack pro-Russian positions at Zholobok, Donetskyi, Holubovske, Lozove and Prishib.^[513]

By the end of the day total 36 ceasefire violations were registered, as a result, four Ukrainian servicemen were wounded. In the surroundings of Donetsk city, 82 mm and 120 mm mortars were fired at Novoselivka, Opytne and Pisky. Marinka, Krasnohorivka, Pisky, Avdiivka and Opytne became the target of infantry weapons and grenade launchers. Sniper fire was reported at Marinka. In the region of Mariupol, antitank guided missiles landed in Lebedinske, while 82 mm and 120 mm mortar volleys landed in Shyrokyne, Starohnativka and Bohdanivka. Ukrainian troops at Pyshchevik, Vodiane, Lebedinske, Hnutove, Pavlopil, Bohdanivka and Shyrokyne became the target of small arms, heavy machine guns and rocket launchers. In the northern sector of the demarcation line, Zaitseve Yuzhne and Novotoshkivke were shelled with 120 mm mortars. The separatists used infantry weapons and grenade launchers to engage Ukrainian positions at Zaitseve, Lozove, Krymske, Yuzhne and Novotoshkivke. Heavy machine gun fire from Knyaz Igor memorial harassed Ukrainian forces at Stanytsia Luhanska.^[514][515] Pro-Russian authorities told the press that Ukrainian forces broke the ceasefire on a number of occasions by evening. Dokuchaievsk, Kruta Balka and Zhabicheve, in the surroundings of Donetsk city, and Petrovske, in the region of Mariupol, came under hostile fire. In the main incidents, 120 mm mortars were fired at Dokuchaievsk, while Zhabicheve was targeted by 82 mm mortars. BMP-1 armoured vehicles from Starohnativka engaged pro-Russian positions at Petrovske.^{[516][517][518]} The same sources claimed that a landing zone for drones belonging to the OSCE was shelled with mortars by the Ukrainian military.^[519]

30 May

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 36 occasions on Ukrainian positions the previous day^[514] (including on 27 occasions in Donetsk region and on 9 occasions in Luhansk region^[520]); the fire was returned on about 20 occasions.^[520] As of 11:00 am of 30 May eight ceasefire violations were registered with no casualties on the Ukrainian side.^[520] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded in the Donbass region on 29 May.^[521][520] Pro-Russian officials at Donetsk city reported five Ukrainian violations of the ceasefire in four different locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[522] Authorities from the self-proclaimed Luhansk People's Republic recorded three Ukrainian violations of the truce within the republic's borders. Ukrainian forces attacked pro-Russian positions at Lozove and Donetskyi using automatic grenade launchers, 82 mm mortars, 120 mm mortars.^[523]

By the end of the day the number of registered ceasefire violations had risen to 28, two Ukrainian servicemen were wounded. In the outskirts of Donetsk city, Opytne, Krasnohorivka, marinka and Novotroitske became the target of small arms fire, heavy machine gun fire and grenade launchers. In the region of Mariupol, separatist forces from Nikolaevka shelled Chermalyk with 120 mm mortars and 122 mm self-propelled guns. Pro-Russian troops engaged Ukrainian forces with small arms, heavy machine guns and rocket launchers at Shyrokyne, Vodiane, Chermalyk and Hnutove. In the norhtern sector of the demarcation line, 122 mm self-propelled artillery from Sentianivka shelled Ukrainian positions at Novotoshkivke. The separatists also fired 120 mm mortars at Zaitseve and Novotoshkivke. Krymske and again Novotoshkivke were hit by 82 mm mortar rounds. Ukrainian troops at Yuzhne, Novozvanivka, Zaitseve, Krymske and Luhanske came under automatic fire.^{[524][525][526]} Pro-Russian officials reported several Ukrainian violations of the ceasefire throughout the day. There were incidents at Kruta Balka, Spartak and Krasnyi Partizan, in the environs of Donetsk city, Holmivsky and Zaitseve, in the area of Horlivka, and in the region of Mariupol, Dzerzhinske and Bela Kamianka. Holmivsky was hit by 120 mm mortar fire and 82 mm mortar rounds landed in Spartak. BMP-2 armoured fighting vehicles from Novohryhorivka riddled pro-Russian positions at Bela Kamianka. Ukrainian forces fired 73  antitank recoilless rifles and automatic grenade launchers at Zaitseve. A 110 kV high-voltage transmission line was damaged by heavy shelling at Krasny Partizan, while sniper fire hampered the work at Donetsk water purification plant near Yasynuvata. Two civilian residences were hit by shelling at Zaitseve.^[527] In the self-styled Luhansk People's Republic, local authorities told the press that the Ukrainian military shelled Zholobok and Kalynivka with 82 mm and 120 mm mortars.^[528]

31 May

According to the information provided by the press-centre of the JFO headquarters in the morning, pro-Russian troops had opened fire on 28 occasions on Ukrainian positions the previous day^[524] (including on 17 occasions in Donetsk and on 11 occasions in Luhansk region^[526]); the fire was returned on 16 occasions.^[526] By morning of 31 May five ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned twice.^[526] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 30 May.^[526] Pro-Russian officials at Donetsk city reported nine Ukrainian violations of the ceasefire in seven different locations using small arms, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[529] Sources from the self-proclaimed Luhansk People's Republic recorded five Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynyvka, Donetskyi, Prishib and Zholobok using small arms, antitank grenade launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[530]

By the end of the day total 26 ceasefire violations were registered, as a result, three Ukrainian servicemen were wounded. Pro-Russian armoured fighting vehicles attacked Ukrainian positions at Kamianka, in the area around Donetsk city, supported by small arms and heavy machine gun fire. The rebels used infantry weapons to harass Ukrainian troops at nearby Marinka, Pisky and Krasnohorivka. Sniper fire was reported at Pisky. In the region of Mariupol, 122  self-propelled guns shelled Chermalik and Marinka, while Pavlopil, Chermalik and Vodiane came under 82 mm and 120 mm mortar fire. Small arms and heavy machine gun fire was reported at Chermalyk, Kamianka, Vodiane, Lebedinske, Novoselivka, Hnutove and Shyrokyne. In the northern sector of the demarcation line, rebel forces shelled Novotoshkivke with ZU-23-2 antiaircraft guns and 120 mm mortars. Infantry weapons and rocket launchers were used to attack Ukrainian positions at Katerinivka, Luhanske, Yuzhne, Krymske, Novotoshkivke and Novozvanivka.^[531] Two Ukrainian servicemen died in a hospital of wounds they had suffered earlier this month.^[532] Pro-Russian authorities told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Kruta Balka and Mineralne, in the outskirts of Donetsk city, Zaitseve, Dolomitne and Shyroka Balka, in the area of Horlivka, and in the region of Mariupol, Verkhnyoshirokivske and Pikuzy, came under hostile fire. In the main incidents, Pikuzy was struck by 120 mm mortar volleys, while 82 mm mortar rounds landed in Shyroka Balka. BMP-1 armoured fighting vehicles from Kamianka engaged pro-Russian positions at Kruta Balka, while Bela Kamianka was attacked by BMP-2 armoured vehicles from Starohnativka. Zaitseve was shelled with automatic grenade launchers and 73 mm antitank recoilless rifles.^[533] The same sources claimed that an OSCE motorcade came under small arms fire from a Ukrainian positions on its route to monitor the situation at Donetsk's water purification plant near Yasynuvata.^[534] Pro-Russian officials also alleged that a group of 16 Ukrainian marines from Talakivka attempting to break through the demarcation line at Pikuzy were driven back by separatist forces, which claimed that the intruders step on a minefield and were met by heavy fire. According to them, two Ukrainian serviceman were killed and other six wounded. The remaining marines managed to get away supported by 73  antitank recoilless rifles and mortar fire.^[535][536]

1 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 26 occasions on Ukrainian positions the previous day^[537][538] (including on 19 occasions in Donetsk region and on 7 occasions in Luhansk region^[531]); the fire was returned on about 10 occasions.^[531] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on the last day of May.^[531] Pro-Russian officials at Donetsk city reported 15 Ukrainian violations of the ceasefire in nine different locations using small arms, automatic grenade launchers, 73 mm antitank rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[539] The same authorities recorded 66 Ukrainian violations of the truce over the past week. The Ukrainian army fired five rounds from 122 self-propelled artillery, 313 from armoured fighting vehicles and 139 from 82 mm and 120 mm mortars on the same period.^[540] According to local sources, the Ukrainian military broke the ceasefire five times within the borders of the self-styled Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Kalynove, Veselehorivka, Pankivka and Lozove.^[541]

By the end of the day the number of registered ceasefire violations had risen to 33, as a result, one Ukrainian serviceman was wounded. In the environs of Donetsk city, Ukrainian forces at Marinka, Berezove, Butivka mining complex and Krasnohorivka were attacked with small arms fire and antitank rockets. Ukrainian troops at Slavne were harassed with sniper fire. In the region of Mariupol, Chermalyk was hit by 122  artillery barrages, while 82  mortar volleys landed in Pavlopil. Rebel forces fired infantry weapons and grenade launchers at Ukrainian positions near Pishchevik, Marinka, Vodiane, Krasnohorivka, Hnutove, Pavlopil, Talakivka and Shyrokyne. In the northern sector of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Krymske. Novotoshkivke was shelled with 82  mortars. Troitske, Luhanske, Krymske and Zolote became the target of small arms, heavy machine guns and rocket launchers.^[542] The OSCE Special Monitoring Mission to Ukraine reported that 10 civilians were killed and 25 injured in the Donbass region in May.^[543] Pro-Russian officials reported a number of Ukrainian violations of the ceasefire throughout the day. In the main incidents, Ukrainian shelling prevented for the third consecutive day the work at Donetsk's water purification plant near Yasynuvata, while troops at Kruta Balka were harassed by small arms and heavy machine gun fire. BMP-2 armoured fighting vehicles from Starohnativka riddled pro-Russian redoubts at Bela Kamianka with 30  gunfire.^[544]

2 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 33 occasions on Ukrainian positions the previous day^[542] (including on 26 occasions in Donetsk region and on 7 occasions in Luhansk region^[545]); the fire was returned on 20 occasions.^[545] By 11:00 am of 2 June nine ceasefire violations were registered, two Ukrainian soldiers were wounded.^[545] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in the Donbass region on the first day of June.^[545] Pro-Russian officials in Donetsk city recorded three Ukrainian violations of the truce. The Ukrainian military used small arms, heavy machine guns, 82  mortars and BMP-2 armoured vehicles to attack pro-Russian positions at Kruta Balka, Zaitseve and Bela Kamianka.^[546] No violations of the truce were reported by the self-styled Luhansk People's Republic.^[547]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on multiple occasions, three Ukrainian servicemen were wounded. In the outskirts of Donetsk city, Opytne became the target of antitank rockets and antitank guided missiles. Ukrainian troops at Marinka, Taramchuk and Krasnohorivka were fired at from rocket launchers. Sniper activity was reported at Marinka and Avdiivka. In the region of Mariupol, Lebedinske, Vodiane and Chermalik came under 82 mm and 120 mm mortar fire, while rocket propelled grenades landed in Chermalyk, Vodiane, Hnutove, Lebedinske, Pavlopil and Shyrokyne. Ukrainian troops at Pavlopil were harassed by hostile snipers. In the northern section of the demarcation line, heavy shelling was reported around Krymske and Luhanske, which were shelled with rocket launchers, 82 mm mortars and 122 mm self-propelled artillery. Ukrainian positions in the area were also engaged by pro-Russian armoured fighting vehicles. Yuzhne, Zaitseve and Novotoskivke were struck by small arms fire, heavy machine gun fire and 82 mm mortar volleys.^[548] By the end of the day total 28 ceasefire violations were registered.^[549][550] Pro-Russian authorities told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Yasynuvata, Dokuchaievsk, Yakovliivka and Vasiilivka, in the environs of Donetsk city, Gagarin mining complex, Zaitseve, Shyroka Balka and Holmivsky, in the area of Horlivka, and in the region of Mariupol, Bela Kamianka, Nikolaevka and Uzhivka came under attack. In the main incidents, 120 mm mortar rounds landed in Yasynuvata, Dokuchaievsk, Yakovliivka, Zaitseve, Holmivsky and Nikolaevka. Zaitseve and Uzhivka were also hit by 82 mm mortar fire. BMP-2 armoured fighting vehicles from Novotroitske and Starohnativka riddled pro-Russian positions at Dokuchaievsk and Bela Kamianka with 30  gunfire. Zaitseve, Gagarin mining complex and Shyroka Balka were targeted by 73  antitank recoilless rifles.^[551]

3 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 28 occasions on Ukrainian positions the previous day^[549][552] (including on 23 occasions in Donetsk region and on 5 occasions in Luhansk region^[553]); the fire was returned on 12 occasions.^[553] By morning of 3 June four ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned twice.^[553] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 2 June.^[553] Pro-Russian officials at Donetsk city reported 20 Ukrainian violations of the ceasefire in ten different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[554] Sources from the self-proclaimed Luhansk People's Republic recorded four Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynynove, Sokolniki, Donetskyi and Zholobok using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[555]

By the end of the day the number of registered ceasefire violations had risen to 27, with no casualties on the Ukrainian side. In the area around Donetsk city, Novotroitske and Avdiivka came under 120 mm and 82 mm mortar fire respectively. Infantry weapons and grenade launchers were fired at Marinka, Krasnohorivka, Taramchuk, Avdiivka and Novotroitske. In the region of Mariupol, 122 mm self-propelled artillery and 82  mortars shelled Hnutove. Pro-Russian armoured fighting vehicles opened fire on Ukrainian positions at Vodiane, while 120 mm mortar volleys struck Lebedinske. Ukrainian troops at Shyrokyne, Vodiane, Novotroitske, Avdiivka, Hnutovo, Nikolaevka, Pavlopil and Lebedinske became the target of small arms, heavy machine guns and rocket launchers. In the northern sector of the demarcation line, rebel forces opened fire on Ukrainian positions at Zolote, Zaitseve, Krymske, Yuzhne and Novoluhanske. Later, Zaitseve was hit by 82 mm mortar rounds.^[556] Pro-Russian authorities recorded multiple ceasefire violations by Ukrainian forces throughout the day. The Ukrainian military attacked Dokuchaievsk, Spartak and Trudivske, in the surroundings of Donetsk city, Zaitseve, in the area of Horlivka, and in the region of Mariupol, Nova Tavriya, Uzhivka, Pikuzy, Dzerzhinske, Sakhanka and Bezimenne. In the main incidents, Dokuchaievsk was repeatedly shelled with 73 mm antitank rifles and 120 mm mortars; power lines, gas pipelines and a number of houses were heavily damaged. Pro-Russian redoubts at Pikuzy were engaged by 122 mm self-propelled guns firing from Talakivka. Pikuzy was also targeted by 82 mm and 120 mm mortars; 120 mm mortar rounds also landed in Nova Tavriya. Zaitseve, Spartak, Sakhanka and Bezimenne came under 82  mortar fire. The same sources also reported that Ukrainian troops planted antitank mines along the approaches of Donetsk's water purification plant.^[557]

4 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 27 occasions on Ukrainian positions the previous day^[556][558] (including on 21 occasions in Donetsk region and on 6 occasions in Luhansk region^[559]); the fire was returned on 13 occasions.^[559] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 3 June.^[559] Pro-Russian officials at Donetsk city reported 16 Ukrainian violations of the ceasefire in ten different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. One pro-Russian soldier was killed.^[560][561] According to local sources, the Ukrainian military broke the ceasefire seven times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian forces engaged pro-Russian positions at Lozove, Kalynove, Prishib and Kalynivka employing heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars.^[562]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 10 occasions, no casualties were reported.^[563] By the end of the day total 30 ceasefire violations were registered with no casualties on the Ukrainian side. In the surroundings of Donetsk city, pro-Russian armoured fighting vehicles launched an attack on Ukrainian positions at Avdiivka. Ukrainian forces near Avdiivka and Pisky were fired at from ZU-23-2 antiaircraft guns some hours later. Novotroitske was shelled with 82 mm and 120 mm mortars. Ukrainian troops at Nevelske, Marinka and Krasnohorivka were attacked with small arms, heavy machine guns and rocket launchers. In the region of Mariupol, rebel forces used infantry weapons and grenade launchers to harass Ukrainian troops at Pavlopil, Lebedinske and Vodiane. In the northern section of the demarcation line, 122 mm self-propelled gund fired on Ukrainian redoubts at Novotoshkivke; the same positions were hit by 82 mm and 120 mm mortar rounds. Zaitseve and Krymske received 82 mm mortar fire. In addition, Ukrainian positions at Lozove, Krymske and Luhanske were hit by small arms fire, heavy machine gun fire and antitank rockets. Hours later, Krymske came under attack from armoured fighting vehicles supported by small arms, rocket launchers, 82 mm and 120  mortars.^[564] Pro-Russian authorities told the press that Ukrainian forces broke the ceasefire on several occasions throughout the day. The Ukrainian army attacked pro-Russian positions around Yasynuvata, Trudivske, Dokuchaievsk, Spartak and Zhabicheve, in the outskirts of Donetsk city, Zaitseve, Ozeryanivka, Dolomitne and Gagarin mining complex, in the area of Horlivka and Novomakiivka, in the region of Mariupol. In the main incidents, Zaitseve was repeatedly targeted by small arms, automatic grenade launchers, antitank rockets and 120 mm mortars. Spartak and Zhabicheve were hit by 82 mm mortar rounds, while BMP-2 armoured vehicles from Hranitne and Novotroitske engaged pro-Russian redoubts at Novomakiivka and Dokuchaievsk.^[565]

5 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 30 occasions on Ukrainian positions the previous day^[564][566] (including on 19 occasions in Donetsk region and on 11 occasions in Luhansk region^[567]); the fire was returned on 17 occasions.^[567] By 11:00 am of 5 June eleven ceasefire violations were registered^[567] and one Orlan-10 drone was shot down.^[568] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 4 June.^[567] Pro-Russian sources at Donetsk city reported 16 Ukrainian violations of the ceasefire in ten different locations using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[569] According to local officials, Ukrainian forces broke the ceasefire on four occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenades launchers, antitank rocket launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to pound pro-Russian redoubts at Zholobok, Donetskyi, and Kalynivka.^[570]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 17 occasions, two Ukrainian servicemen were wounded;^[568] by the end of the day total 31 ceasefire violations were registered, one more Ukrainain soldier was wounded. In the outskirts of Donetsk city, pro-Russian armoured fighting vehicles opened fire on Ukrainian positions supported by 82  mortar fire; 82  mortar volleys also landed in Novotroitske. Infantry weapons and rocket launchers were used to harass Ukrainiian troops at Krasnohorivka, Avdiivka, Pisky, Berezove, Verkhnyotoretske and Marinka. In the region of Mariupol, Ukrainian forces at Talakivka, Pavlopil, Vodiane, Shyrokyne, Pyshchevik and Hnutove became the target of small arms, heavy machine guns and grenade launchers. In the northern sector of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts around Krymske supported by heavy machine guns, grenade launchers, 82 mm and 120 mm mortar fire. Novotoshkivke became the target of 82 mm and 120 mm mortars, while Luhanske, Stanytsia Luhanska and Orekhove were struck by small arms fire, heavy machine gun fire and antitank rockets.^[571][572] Sources from the self-proclaimed Donetsk People's Republic reported multiple ceasefire violations by Ukrainian forces throughout the day. Dokuchaievsk, Spartak and Donetsk airport, in the surroundings of Donetsk city, and in the area of Horlivka, Zaitseve and Shyroka Balka, came under attack. Dokuchaievsk was shelled with 120 mm mortars, while Spartak and Donetsk airport came under 82 mm mortar fire. BMP-1 armoured vehicles from Novhorodske launched an attack on pro-Russian positions at Shyroka Balka. BMP-2 armoured vehicles from Novotroitske raked pro-Russian redoubts at Dokuchaievsk with 30 mm gunfire. Donetsk airport was targeted by 73 mm antitank recoilless guns.^[573][574]

6 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 31 occasions on Ukrainian positions the previous day^[571] (including on 21 occasions in Donetsk region and on 10 occasions in Luhansk region^[572]); the fire was returned on 16 occasions.^[572] By 9:00 am of 6 June three ceasefire violations were registered.^[572] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 5 June.^[572] Pro-Russian sources at Donetsk city said that there were seven Ukrainian violations of the ceasefire in five different locations using small arms, antitank rocket launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[575] Sources from the self-proclaimed Luhansk People's Republic recorded four Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynynivka, Sokolniki and Zholobok using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[576]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 7 occasions, no casualties were reported. Ukrainian forces fired back.^[577] By the end of the day total 25 ceasefire violations were registered, as a result, two Ukrainian servicemen were killed and two were wounded. In the environs of Donetsk city, 82 mm and 120 mm mortar volleys hit Opytne. Pro-Russian armed forces harassed Ukrainian troops with small arms and machine gun fire at Marinka, Nevelske and Avdiivka. In the region of Mariupol, Ukrainian positions at Shyrokyne, Pyshchevik, Hnutove, Pavlopil and Vodiane became the target of infantry weapons. In the northern sector of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Krymske, Novozvanivka and Luhanske, supported by small arms, heavy machine guns and rocket launchers. Some hours later, 82 mm and 120 mm mortar volleys landed in Novotoshkivke, while 82 mm mortars were fired at Krymske.^[578] Pro-Russian authorities told the press that Ukrainian forces had attacked Yasynuvata with small arms, heavy machine guns, automatic grenade launchers and 82  mortars during the evening. Donetsk's water purification plant was put out of commission. Several power lines were damaged. Zaitseve became the target of small arms and 73 mm antitank recoilless guns.^[579][580]

7 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 25 occasions on Ukrainian positions the previous day^[578][581] (including on 21 occasions in Donetsk and on 4 occasions in Luhansk region^[582]); the fire was returned on 15 occasions.^[582] By 9:00 am of 7 June seven ceasefire violations were registered, with no casualties on the Ukrainian side.^[582] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were killed in action and another two were wounded in the Donbass region on 6 June.^[582] Pro-Russian officials at Donetsk city reported three Ukrainian violations of the ceasefire in two locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles and 82 mm mortars.^[580] Authorities from the self-proclaimed Luhansk People's Republic recorded five Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Pankivka, Kalynove, Lozove, Donetskyi and Molodezhne using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles.^[576]

According to the information provided by the JFO press-centre in the evening, as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 17 occasions, two Ukrainian servicemen were wounded in action.^[583] By the end of the day the number of registered ceasefire violations had risen to 37, another two Ukrainian servicemen were wounded. in the outskirts of Donetsk city, Ukrainian forces at Opytne were engaged by snipers and armoured fighting vehicles. The separatists fired heavy machine guns and rocket propelled grenades at Marinka, Nevelske, Avdiivka, Pisky, Novotroitske, Novoselivka and Kamianka. In the region of Mariupol, heavy shelling was reported at Vodiane, which became the target of 120 mm mortars and 122  self-propelled guns. Lebedinske came under 82 mm and 120 mm mortar fire. Ukrainian troops at Shyrokyne, Hnutove, Vodiane and Pavlopil were fired at from heavy machine guns and rocket launchers. Pro-Russian tanks launched a sustained attack on Ukrainian redoubts Novotoshkivke, in the northern section of the demarcation line, supported by heavy machine guns, rocket launchers, 82 mm mortars, 120 mm mortars, armoured fighting vehicles and 122 mm self-propelled artillery. The nearby strongholds of Zaitseve and Krymske were shelled with 82  mortars. Ukrainian positions at Krymske, Novozvanivka, Luhanske, Lozove and Troitske came under fire from small arms, heavy machine guns and armoured fighting vehicles.^[584] Pro-Russian sources reported a number of Ukrainian violations of the truce by evening. Ukrainian forces opened fire at Zaitseve, in the area of Horlivka, and, in the region of Mariupol, at Sakhanka and Pikuzy. Pro-Russian positions at Zaitseve were targeted by 73  antitank recoilless guns for the second consecutive day. The area was also hit by automatically launched grenades and antitank rockets. Sakhanka was meanwhile attacked with antitank guided missiles, and Pikuzy was struck by 120 mm mortar rounds fired from Shyrokyne. In the self-proclaimed Luhansk People's Republic, mortar rounds landed in a street of Holubovske, hitting a bus and seriously injuring six civilian residents.^[585]

8 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 37 occasions on Ukrainian positions the previous day (including on 23 occasions in Donetsk region and on 14 occasions in Luhansk region^[586]);^[587] the fire was returned on about 20 occasions.^[586] By 9:00 am of 8 June seven ceasefire violations were registered, as a result, two Ukrainian soldiers were wounded.^[586] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded in the Donbass region on 7 June.^[586] Pro-Russian authorities at Donetsk city reported four Ukrainian violations of the ceasefire in four locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and antitank guided missiles.^[588] The same sources said that Ukrainian forces broke the truce 68 times over the past week. The Ukrainian army fired seven shells from 122 mm self-propelled artillery, 26 from 82 mm and 120 mm mortars and 203 rounds from armoured personnel carriers and armoured fighting vehicles.^[589] Officials from the self-proclaimed Luhansk People's Republic recorded five Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynove, Holubovske, Donetskyi and Zholobok using small arms, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles.^[590]

According to the information provided by the JFO press-centre in the evening, as of 5:00 pm pro-Russian military forces had opened fire on positions of Ukrainian troops on 17 occasions.^[591] By the end of the day total 38 ceasefire violations were registered, as a result, six Ukrainian servicemen were wounded. Around Donetsk city, pro-Russian forces opened fire on Ukrainian positions at Krasnohorivka and Marinka with small arms, heavy machine guns and rocket launchers. Sniper fire was reported at Krasnohorivka. In the region of Mariupol, 120 mm mortar rounds hit Vodiane and Shyrokyne. The separatists used infantry weapons and grenade launchers to attack Ukrainian positions at Pavlopil, Marinka and Hnutove. In the northern sector of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian forces at Krymske and Novotoshkivke, supported by small arms, heavy machine guns, rocket launchers, 82 mm and 120 mm mortars. Infantry weapons, grenade launchers, 82 mm and 120 mm mortars were also fired at Zalizne, Katerinivka, Luhanske and Zaitseve.^[592][593] Multiple Ukrainian violations of the ceasefire were reported by pro-Russian sources throughout the day. Yasynuvata and Mineralne, in the outskirts of Donetsk city, Zaitseve and Gagarin mining complex, in the area of Horlivka, and Sakhanka, in the region of Mariupol, came under attack. In the main incidents, Sakhanka was hit by 82 mm and 120 mm mortar rounds, while 82 mm mortar volleys landed in Mineralne, Zaitseve and Gagarin mining complex. Pro-Russian positions at Yasynuvata were hit by 73 mm antitank recoilless rifles. Two civilian residents were wounded.^[594]

9 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 38 occasions on Ukrainian positions the previous day^[593][595] (including on 24 occasions in Donetsk and on 14 occasions in Luhansk region^[592]); the fire was returned on 17 occasions.^[592] By morning of 9 June six ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned on 4 occasions.^[592] The spokesman of the Ministry of Defence confirmed at noon that six Ukrainian servicemen were wounded in the Donbass region on 8 June.^[592] Pro-Russian sources at Donetsk city reported eight Ukrainian violations of the ceasefire in six locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars.^[596] In the self-proclaimed Luhansk People's Republic, local officials reported three Ukrainian violations of the ceasefire. The Ukrainian military used small arms, rocket launchers, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to pound pro-Russian positions at Krasnyi Yar and Donetskyi.^[597]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that pro-Russian forces had opened fire on positions of Ukrainian troops on 10 occasions, one Ukrainian serviceman was wounded.^[598] By the end of the day the number of registered ceasefire violations had risen to 30, another Ukrainian serviceman was wounded. In the area of Donetsk city, Novoselivka was shelled with 120 mm mortars, while Opytne and Pisky were hit by 82 mm mortar volleys. Marinka and Novotroitske was hit by heavy machine gun fire and rocket propelled grenades. In the region of Mariupol, pro-Russian armoured fighting vehicles opened fire on Ukrainian positions at Pyshchevik, while infantry weapons and grenade launchers were used to harass Ukrainian troops at Pavlopil, Hnutove, Vodiane and Lebedinske. In the northern sector of the demarcation line, Novotoshkivke was shelled with 120 mm mortars. Ukrainian positions at Krymske, Novozvanivka, Luhanske, Svitlodarsk and Zolote were fired at from small arms, heavy machine guns and rocket launchers.^{[599][600][601]} Pro-Russian authorities told the press that Ukrainian forces had broken the ceasefire several times by evening. The Ukrainian military attacked Yakovliivka, Dokuchaievsk, Vasiilivka and Yasynuvata, in the surroundings of Donetsk city, and Zaitseve, in the area of Horlivka. In the main incidents, Zaitseve, Yakovliivka and Yasynuvata became the target of 73 mm antitank recoilless rifles and 82 mm mortars. Sniper fire was reported at Vasiilivka, where a civilian woman was wounded.^[602][603]

10 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 30 occasions on Ukrainian positions the previous day^[599] (including on 22 occasions in Donetsk region and on 8 occasions in Luhansk region^[604]); the fire was returned on 20 occasions.^[604] By morning of 10 June (as of 9:00 am) five ceasefire violations were registered; the fire was returned at least once.^[604] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 9 June.^[604][601] Pro-Russian authorities at Donetsk city reported six Ukrainian violations of the ceasefire in six locations using small arms, heavy machine guns, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm and 120 mm mortars.^[603] According to local officials, Ukrainian forces broke the ceasefire on two occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, 73 mm antitank recoilless rifles and BMP-1 armoured vehicles to attack pro-Russian positions at Kalynove and Lozove.^[605]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 7 occasions, no casualties were reported.^[606] By the end of the day total 32 ceasefire violations were registered, as a result, three Ukrainian servicemen were wounded. In the surroundings of Donetsk city, 82 mm mortar rounds hit Opytne. Ukrainian forces at Avdiivka, Krasnohorivka, Marinka, Verkhnyotoretske and Novotroitske became the target of heavy machine guns and grenade launchers. In the region of Mariupol, Lebedinske and Vodiane were struck by 82 mm and 120 mm mortar barrages. Pro-Russian armoured fighting vehicles attacked Pavlopil supported by 120 mm mortar fire. The separatists fired heavy machine guns and rocket launchers at Ukrainian positions around Hnutove, Talakivka, Shyrokyne and Pavlopil. In the northern sector of the demarcation line, heavy shlling was reported at Novotoshkivke, which was pounded by 120 mm mortars and 122 mm self-propelled artillery. Ukrainian positions at Luhanske, Orekhove, Mayorsk and Zaitseve were attacked with infantry weapons and rocket launchers.^{[607][608][609]} Pro-Russian officials reported a number of Ukrainian violations of the truce by evening. Trudivske and Dokuchaievsk, in the outskirts of Donetsk city, and, in the area of Horlivka, Verkhnyotoretske and Gagarin mining complex came under hostile fire. In the main incidents, BMP-1 armoured vehicles from Marinka launched an attack on Trudivske supported by 82 mm and 120 mm mortar fire; several civilian residences were damaged. Gagarin mining complex, meanwhile, became the target of automatic grenade launchers, ZU-23-2 antiaircraft guns, 82 mm and 120 mm mortars. Dokuchaievsk and Verkhnyotoretske were fired at from 73 mm antitank recoilless guns.^[610] Pro-Russian troops recovered and handed back the corpses of two Ukrainian fighters killed in no-man's land on 28 May near Pisky.^[611][612] Work at Donetsk water purification plant resumed work as usual after three days of inactivity. The facilities had been left without power after heavy shelling on 7 May.^[613]

11 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 32 occasions on Ukrainian positions the previous day^[607] (including on 23 occasions in Donetsk and on 9 occasions in Luhansk region^[609]); the fire was returned on 20 occasions.^[609] By morning of 11 June three ceasefire violations were registered with no casualties on the Ukrainian side (as of 7:00 am).^[609] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 10 June.^[609] Pro-Russian sources at Donetsk city reported four Ukrainian violations of the ceasefire in four locations using small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, antiaircraft guns and BMP-1 armoured vehicles.^[614] Authorities from the self-styled Luhansk People's Republic said that Ukrainian forces broke the ceasefire on one occasion within the republic's borders, when 73  antitank recoilless guns from Prichepilivka were fired at Zholobok.^[615]

According to the information provided by the press-centre of the JFO headquarters in the evening as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 10 occasions, one Ukrainian serviceman was wounded in action.^[616] By the end of the day the number of registered ceasefire violations had risen to 27, another two Ukrainian servicemen were wounded. In the environs of Donetsk city, 82 mm and 120 mm mortars were fired at Ukrainian positions around Kamianka, Novotroitske and Pisky. Separatist troops fired infantry weapons and rocket launchers at Ukrainian forces holding Avdiivka, Kamianka and Marinka. In the region of Mariupol, 122 mm artillery barrages struck Shyrokyne, and 82 mm mortar volleys landed in Vodiane and Lomakine. Hours later, Hnutove, Vodiane and Lomakine came under attack from armoured fighting vehicles. Infantry weapons and grenade lanchers were used to harass Ukrainian troops at Pavlopil and Hnutove. In the northern section of the demarcation line, 122 mm self-propelled guns shelled Novotoshkivke; the Ukrainian stronghold was also hit by 120 mm mortar rounds, as well as Svitlodarsk. Nearby Troitske became the target of 82  mortars. Pro-Russian armoured fighting vehicles, supported by small arms and heavy machine guns, opened fire on Novozvanivka, Svitlodarsk and Popasna.^{[617][618][619]} Pro-Russian officials told the press that Ukrainian forces broke the ceasefire on a number of occasions throughout the day. Spartak, Volvo Center and Dokuchaievsk, in the outskirts of Donetsk city, and Uzhivka, in the region of Mariupol, were the scene of Ukrainian attacks. In the main incidents, Spartak and Volvo Center were hit by 120 mm mortar fire; two civilian workers were seriously injured. BMP-2 armoured vehicles from Novotroitske raked pro-Russian positions at Dokuchaievsk with 30 mm gunfire.^[620]

12 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 27 occasions on Ukrainian positions the previous day^[617] (including on 18 occasions in Donetsk region and on 9 occasions in Luhansk region^[619]); the fire was returned on 14 occasions.^[619] By morning of 12 June (as of 9:00 am) six ceasefire violations were registered, as a result, two Ukrainian servicemen were injured.^[619] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 11 June.^[619] Pro-Russian officials at Donetsk city reported six Ukrainian violations of the ceasefire in six different locations using small arms, snipers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles. one pro-Russian soldier was killed in action.^[621][622] According to local sources, Ukrainian forces broke the ceasefire four times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, rocket launchers, automatic grenade launchers, 73 mm antitank recoilless rifles and 82 mm mortars to attack pro-Russian redoubts at Kalynove, Kalynove-Borshchevate and Lozove.^[623]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 11 occasions,^[624] By the end of the day total 32 ceasefire violations were registered,^[625][626] In the surroundings of Donetsk city, Novotroitske was hit by 120 mm mortar volleys. Pro-Russian armoured fighting vehicles opened fire on Ukrainian positions at Marinka supported by infantry weapons. Ukrainian forces at Avdiivka, Opytne and Novotroitske, were harassed with small arms, heavy machine guns and rocket launchers. In the region of Mariupol, 120 mm mortar barrages hit Vodiane, while Hnutove came under 82 mm mortar fire. Lomakine, Hnutove, Shyrokyne, Pavlopil, Verkhnyotoretske, Lebedinske and Talakivka were fired at by small arms, heavy machine guns and grenade launchers. In the northern section of the demarcation line, 120 mm mortar barrages struck Novotoshkivke, and 82 mm mortar rounds landed in Krymske and Luhanske. Small arms, heavy machine guns and rocket propelled grenades were fired at Troitske, Zaitseve, Zolote and Stanytsia Luhanska. One Ukrainian serviceman was killed by a sniper bullet at Novhorodske. The Ukrainian military claimed that one pro-Russian armoured fighting vehicle was destroyed, and five pro-Russian fighters killed. Another four were reported wounded.^[627] A number of Ukrainian attacks on pro-Russian positions were recorded by pro-Russian authorities at evening. Dokuchaievsk, in the southern outskirts of Donetsk city, Ozeryanivka and Verkhnyotoretske, in the area of Horlivka, and Uzhivka, in the region of Mariupol, came under hostile fire. In the main incidents, Uzhivka was shelled with 120 mm mortars while Verkhnyotoretske became the target of 73 mm antitank recoilless rifles.^[628]

13 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 32 occasions on Ukrainian positions the previous day (including on 21 occasions in Donetsk and on 11 occasions in Luhansk region^[627]); the fire was returned on 20 occasions.^[627] By 9:00 am of 13 June eight ceasefire violations were registered, two Ukrainian servicemen were wounded.^[627] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian soldier was killed and two others were injured in the Donbass region on 12 June.^[627] Pro-Russian sources at Donetsk city reported nine Ukrainian violations of the ceasefire in eight different locations using small arms, snipers, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars and 122 mm self-propelled guns. One pro-Russian soldier was killed and two civilians were wounded.^[629][630] According to local authorities, Ukrainian forces broke the ceasefire four times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian redoubts at Kalynove, Sokolniki, Lohvynove and Donetskyi.^[631]

According to the information provided by the press-centre of the JFO headquarters in the evening as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 14 occasions.^[632] By the end of the day the number of registered ceasefire violations had risen to 33, total four Ukrainian servicemen were wounded. In the outskirts of Donetsk city, 82 mm mortar volleys fired from Spartak struck Avdiivka, while infantry weapons and rocket launchers were used to harass Ukrainian positions at Verkhnyotoretske and Marinka. Sniper fire was reported at Krasnohorivka. Hours later, Novotroitske was shelled with 120 mm mortars firing from Dokuchaievsk. In the region of Mariupol, Ukrainian redoubts at Vodiane were engaged by 82 mm mortars, 120 mm mortars, armoured fighting vehicles and 122 mm self-propelled artillery. Talakivka was shelled with 120 mm mortars. Ukrainian troops at Hnutove, Pavlopil, Shyrokyne and Lebedinske became the target of small arms, heavy machine guns and grenade launchers. In the northern sector of the demarcation line, 122 mm self-propelled guns firing from Holubovske pounded Ukrainian positions at Novotoshkivke. Novozvanivka was meanwhile struck by 120 mm mortar fire, and 82 mm mortar rounds landed in Novooleksandrivka and Novotoshkivke. Pro-Russian armoured fighting vehicles engaged Ukrainian forces at Yuzhne, Hladosove, Zolote, Zaitseve and Luhanske, supported by infantry weapons.^{[633][634][635]} Pro-Russian officials at Donetsk city told the press that Ukrainian forces had broken the ceasefire on multiple occasions by evening. Spartak, in the surroundings of Donetsk city, Zaitseve, in the area of Horlivka, and in the region of Mariupol, Pikuzy and Uzhivka, came under hostile fire. In the main incidents, Ukrainian tanks from Talakivka launched an attack on pro-Russian redoubts at Pikuzy; the same area was shelled by 122 mm self-propelled artillery. Uzhivka was hit by 120 mm mortar volleys. BMP-2 armoured vehicles from Avdiivka and Starohnativka opened fire on pro-Russian positions at Spartak and Novolaspa. Zaitseve became the target of 73 mm antitank recoilless rifles.^[636]

14 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 33 occasions on Ukrainian positions the previous day^[633] (including on 21 occasions in Donetsk region and on 12 occasions in Luhansk region^[635]); the fire was returned on 21 occasions.^[635] By morning of 14 June several ceasefire violations were registered with no casualties on the Ukrainian side.^[635] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were wounded in the Donbass region on 13 June.^[635] Pro-Russian sources at Donetsk city reported seven Ukrainian violations of the ceasefire in five different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks.^[637] Officials from the self-proclaimed Luhansk People's Republic recorded five Ukrainian violations of the truce within the republic's borders. Ukrainian forces engaged pro-Russian positions at Kalynove, Kalynivka and Donetskyi using heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars and BMP-1 armoured vehicles.^[638]

The press-centre of the JFO reported in the evening that as of 6:00 pm pro-Russian military had opened fire on Ukrainian troops on 10 occasions, with no casualties on the Ukrainian side.^[639] By the end of the day total 33 ceasefire violations were registered, as a result, two Ukrainian servicemen were killed and six were wounded. In the environs of Donetsk city, Avdiivka and Opytne came under 82  mortar fire; nearby Krasnohorivka became the target of small arms, heavy machine guns and grenade launchers. In the region of Mariupol, heavy shelling was reported at Bohdanivka and Lebedinske, which were shelled with 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Vodiane was also hit by 120 mm mortars and 122 mm artillery. Ukrainian forces at Pavlopil were engaged by armoured fighting vehicles supported by small arms fire. Talakivka, Hnutove and Shyrokyne were struck by small arms fire, heavy machine gun fire and rocket propelled grenades. In the northern section of the demarcation line, 82 mm and 120 mm mortar volleys and 122 mm artillery barrages hit Novotoshkivke. Pro-Russian tanks from Holubovske launched a sustained attack on Ukrainian redoubts at the same area. Luhanske, Troitske, Orekhove and Yuzhne were also the target of 82 mm and 120  mm mortars.^[640] Multiple ceasefire violations by Ukrainian forces were reported by pro-Russian officials at Donetsk city. The Ukrainian military attacked Dokuchaievsk, in the outskirts of Donetsk city, Gagarin mining complex and Zaitseve, in the area of Horlivka, and in the region of Mariupol, Sakhanka, Uzhivka, Petrovske, Styla and Pikuzy. In the main incidents, 120 mm mortar barrages hit Uzhivka, Petrovske and Sakhanka. Pikuzy and Sakhanka were also shelled with 82 mm mortars. Ukrainian tanks from Bohdanivka engaged pro-Russian redoubts at Styla, while BMP-2 armoured vehicles from Novotroitske riddled pro-Russian defences at Dokuchaievsk with 30 mm gunfire. BMP-1 armoured vehicles shelled Gagarin coal mine supported by automatic grenade launchers.^[641] Heavy shelling was reported at Kirovsk, within the boundaries of the self-styled Luhansk People's Republic.^[642]

15 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 33 occasions on Ukrainian positions the previous day^[643] (including on 26 occasions in Donetsk and on 7 occasions in Luhansk region^[640]); the fire was returned on 16 occasions.^[640] By morning of 15 June ten ceasefire violations were registered.^[640] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were killed and another six were wounded in the Donbass region on 14 June.^[640] Pro-Russian authorities at Donetsk city recorded 12 Ukrainian violations of the ceasefire in seven different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks and 152 mm self-propelled artillery. One civilian resident was wounded.^[644] The same report says that Ukrainian forces committed 52 ceasefire violations over the past week. They fired eleven shells from 152 mm and 122 mm self-propelled artillery, 200 shells from 120 mm and 82 mm mortars, nine tank rounds and 183 shots from armoured fighting vehicles and armoured personnel carriers on the same period. Two pro-Russian soldiers were killed and another wounded.^[645] According to local sources, the Ukrainian military broke the ceasefire four times within the borders of the self-styled Luhansk People's Republic. The Ukrainian forces attacked pro-Russian positions at Kalynove, Kalynivka and Donetskyi using heavy machine guns, 73 mm antitank recoilless rifles, 120 mm mortars and BMP-1 armoured vehicles.^[646]

According to the information provided by the press-centre of the JFO headquarters in the evening as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 15 occasions, no casualties were reported.^[647] By the end of the day the number of registered ceasefire violations had risen to 36,^[648][649] one Ukrainian soldier was wounded. in the outskirts of Donetsk city, Ukrainian troops Avdiivka and Marinka became the target of small arms, heavy machine guns and rocket launchers. In the region of Mariupol, Bohdanivka, Vodiane, Lebedinske and Talakivka were shelled with 82 mm mortars, 120 mm mortars and 122 mm self-propelled artillery. Pro-Russian armoured fighting vehicles opened fire on Ukrainian positions at Hnutove, while infantry weapons and grenade launchers were used to harass Ukrainian forces at Pavlopil, Shyrokyne, Talakivka, Vodiane, Lebedinske Hnutove and Chermalyk. In the northern sector of the demarcation line, armoured fighting vehicles engaged Ukrainian positions near Luhanske, while 82 mm mortar rounds landed in Novotoshkivke and Troitske. Separatist forces opened fire on Ukrainian positions at Svitlodarsk, Luhanske, Novhorodske, Zaitseve, Novotoshkivke and Troitske using small arms, heavy machine guns and rocket launchers. Hours later,larmoured fighting vehicles launched attacks on Ukrainian positions at Zaitseve, Novotoshkivke and Zolote.^[650] Pro-Russian officials told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Dokuchaievsk and Kruta Balka, in the surroundings of Donetsk city, Zaitseve and Dolomitne in the area of Horlivka, and in the region of Mariupol, Sakhanka, Pikuzy and Nova Tavrya came under hostile fire. In the main incidents, Pikuzy and Nova Tavrya came under 120 mm mortar fire, while 82 mm mortars were employed to shell Dolomitne, Kruta Balka and Sakhanka. BMP-1 armoured vehicles from Vodiane and Novoluhanske engaged pro-Russian positions at Pikuzy and Dolomitne, while BMP-2 armoured vehicles from Novotroitske raked pro-Russian redoubts at Pikuzy with 30 mm gunfire. Two civilian residents were wounded.^[651]

16 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 36 occasions on Ukrainian positions the previous day^[648] (including on 24 occasions in Donetsk region and on 12 occasions in Luhansk region^[650]); the fire was returned on 15 occasions.^[650] By morning of 16 June (as of 9:00 am) ten ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned on five occasions.^[650] The spokesman of the Ministry of Defence reported at noon that one Ukrainian serviceman was wounded in the Donbass region on 15 June.^[650] Pro-Russian authorities at Donetsk city recorded nine Ukrainian violations of the ceasefire in eight different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, antiaircraft guns, armoured personnel carriers and armoured fighting vehicles.^[652] According to local officials, Ukrainian forces broke the ceasefire on three occasions within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Kalynove and Lozove.^[653]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on positions of Ukrainian troops on 13 occasions, no casualties were reported.^[654] By the end of the day total 27 ceasefire violations were registered, two Ukrainian servicemen were wounded. In the area of Donetsk city, separatist forces opened fire on Ukrainian troops at Marinka, Krasnohorivka, Avdiivka and Verkhnyotoretske with small arms, heavy machine guns and rocket launchers. In the region of Mariupol, pro-Russian tanks from Sosnovske launched an attack on Ukrainian redoubts at Pavlopil supported by 82 mm and 120 mm mortar fire. Novohryhorivka was shelled by armoured fighting vehicles, while Ukrainian positions at Talakivka, Hnutove, Chermalyk, Shyrokyne, Vodiane, Lebedinske and Pyshchevik became the target of infantry weapons and rocket propelled grenades. In the northern section of the demarcation line, pro-Russian armoured fighting vehicles opened fire on Zolote, while nearby Troitske came under 120 mm mortar fire. Novotoshkivke was hit by 82 mm mortar rounds. Zaitseve and Stanytsia Luhanska were fired at by small arms, heavy machine guns and grenade launchers.^{[655][656][657]} A number of Ukrainian violations of the ceasefire were reported by pro-Russian sources at Donetsk city throughout the day. Abakumove coal mine and Dokuchaievsk, in the surroundings of Donetsk city, and in the region of Mariupol, Bela Kamianka, Styla and Pikuzy came under fire. In the main incidents, Dokuchaievsk was hit by 82 mm mortar rounds, while BMP-1 armoured vehicles from Nikolaevka and Talakivka engaged pro-Russian forces at Styla and Pikuzy. BMP-2 armoured vehicles from Novohryhorivka riddled separatists positions at Bela Kamianka with 30 mm gunfire.^[658]

17 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 27 occasions on Ukrainian positions the previous day^[655] (including on 19 occasions in Donetsk and on 7 occasions in Luhansk region);^[659] the fire was returned on 9 occasions.^[659] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 16 June.^[659] Pro-Russian sources at Donetsk city reported seven Ukrainian violations of the ceasefire in six different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[660] According to local officials, Ukrainian forces broke the ceasefire three times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian redoubts at Kalynove and Donetskyi.^[661]

According to the information provided by the press-centre of the JFO headquarters in the evening as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops once, no casualties were reported.^[662] By the end of the day the number of registered ceasefire violations had risen to 20, one Ukrainian serviceman was wounded at Krymske. In the outskirts of Donetsk city, Pisky came under 82 mm mortar fire, while Ukrainian positions at Avdiivka were hit by heavy machine gun fire and antitank rockets. In the region of Mariupol, heavy shelling was reported at Starohnativka, which was struck by 120 mm mortar barrages fired from Novolaspa. The separatists employed heavy machine guns and grenade launchers to harass Ukrainian troops at Pyshchevik, Shyrokyne, Hnutove, Vodiane and Lebedinske. In the northern section of the demarcation line, Krymske and Novotoshkivke became the target of 120 mm mortars firing from Zholobok. Some hours later, Krymske was also shelled from 82 mm mortars. Pro-Russian armoured fighting vehicles engaged Ukrainian forces at Hladosove supported by small arms and heavy machine gun fire.^{[663][664][665]} In the self-styled Donetsk People's Republic, pro-Russian authorities told the press that Ukrainian forces had broken the ceasefire on two occasions by evening, one around Donetsk city and another in the region of Mariupol. BMP-1 armoured vehicles engaged pro-Russian positions at Dokuchaievsk from Mykolaevka, while BMP-2 armoured vehicles from Starohnativka opened fire at Novolaspa.^[666]

The Press Center of the Ministry of Defense reported that three Ukrainian soldiers were killed and another twenty-five were wounded in action during the 24th week (11–18 June) of 2018.^[667]

18 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 20 occasions on Ukrainian positions the previous day^[663] (including on 16 occasions in Donetsk region and on 4 occasions in Luhansk region^[665]); the fire was returned on 9 occasions.^[665] By morning of 18 June two ceasefire violations were registered.^[665] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in the Donbass region on 17 June.^[665] Pro-Russian officials at Donetsk city reported three Ukrainian violations of the ceasefire in three locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[668] In the self-proclaimed Luhansk People's Republic, local officials reported three Ukrainian violations of the ceasefire. The Ukrainian military used heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars and 152 mm self-propelled artillery to pound pro-Russian positions at Donetskyi, Zholobok and Lohvynove. A civilian residence and a farm were destroyed at Zholobok. One female civilian was wounded.^{[669][670][671]}

The press-centre of the Joint Forces Operation reported in the evening that as of 6:00 pm pro-Russian troops had opened fire on Ukrainian troops on 4 occasions, no casualties were reported.^[672] By the end of the day total 28 ceasefire violations were registered, as a result, two Ukrainian servicemen were wounded. In the surroundings of Donetsk city, 82 mm mortar rounds hit Verkhnyotoretske. The separatists fired small arms, heavy machine guns and rocket launchers at Ukrainian troops near Avdiivka, Marinka, Opytne and Kamianka. Sniper fire was reported at Krasnohorivka. In the region of Mariupol, Lebedinske and Starohnativka were shelled with 120 mm mortars; Chermalyk was meanwhile hit by 82 mm mortar rounds. Hnutove, Vodiane, Shyrokyne and Chermalyk became the target of infantry weapons and grenade launchers. In the northern section of the demarcation line, Troitske was hit by 120 mm mortar rounds, while 82 mm mortars were fired at Novotoshkivke. Separatist forces fired small arms, heavy machine guns and rocket launchers at Yuzhne, Hladosove, Zaitseve and Luhanske.^[673][674] Pro-Russian sources at Donetsk city reported by evening that Ukrainian forces had attacked Zaitseve, north of Horlivka, with small arms, heavy machine guns and rocket launchers.^[675] It was later disclosed that Novolaspa, in the region of Mariupol, was hit by 120 mm mortar volleys, while Dokuchaievsk, in the southern outskirts of Donetsk city, became the target of infantry weapons and automatic grenade launchers.^[676] Colonel Andryi Marochko, military spokesman of the self-proclaimed Luhansk Peoples Republic, told the press that the last civilian resident at Zholobok had been evacuated after his home was destroyed by 152 mm artillery rounds. The rest of the civilians had abandoned the village in the summer of 2017, after a Ukrainian attempt to take over the site.^[677]

19 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 28 occasions on Ukrainian positions the previous day^[673] (including on 21 occasions in Donetsk and on 7 occasions in Luhansk region^[678]); the fire was returned on 16 occasions.^[678] By morning of 19 June at least five ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned on several occasions.^[678] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 18 June.^[678] Pro-Russian sources at Donetsk city said that there were four Ukrainian violations of the ceasefire in three locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars.^[676] According to local authorities, the Ukrainian military broke the ceasefire two times within the borders of the self-styled Luhansk People's Republic. The Ukrainian forces engaged pro-Russian positions at Hristove and Krasnyi Yar employing heavy machine guns, under-barrel grenade launchers and BMP-2 armoured vehicles.^[679]

According to the information provided by the press-centre of the JFO headquarters in the evening as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 4 occasions, one Ukrainian serviceman was wounded in action.^[680] By the end of the day the number of registered ceasefire violations had risen to 26, as a result, another two Ukrainian servicemen were wounded. In the outskirts of Donetsk city, Verkhnyotoretske, Vodiane, Marinka, Taramchuk, Novoselivka and Avdiivka were fired at from small arms, heavy machine guns and rocket launchers. In the region of Mariupol, Ukrainian positions at Talakivka were engaged with grenade launchers, 120 mm mortars, armoured fighting vehicles and 122 mm self-propelled guns; 120 mm mortar volleys also struck Chermalyk. Pro-Russian armoured fighting vehicles from Novolaspa launched an attack on Starohnativka supported by 82 mm mortars. Separatist forces opened fire on Ukrainian positions at Pavlopil, Vodiane, Shyrokyne and Lebedinske using infantry weapons and rocket launchers. In the northern sector of the demarcation line, Ukrainian forces at Novhorodske were engaged with ZU-23-2 antiaircraft guns, while Artemove and Troitske were attacked with small arms, heavy machine guns and rocket launchers.^[681][682] Pro-Russian officials reported several Ukrainian violations of the truce by evening. Shyroka Balka and Gagarin mining complex, in the area of Horlivka and, in the region of Mariupol, Novolaspa and Bela Kamianka, came under hostile fire. In the main incidents, BMP-2 armoured fighting vehicles from Starohnativka and Novhorodske opened fire on pro-Russian positions at Bela Kamianka, Novolaspa and Shyroka Balka. Intense mortar fire was also reported at Bela Kamianka, which was hit by 120 mm volleys. Gagarin mining complex was shelled with 73 mm antitank recoilless rifles.^[683][684]

20 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 26 occasions on Ukrainian positions the previous day^[681] (including on 23 occasions in Donetsk region and on 3 occasions in Luhansk region^[685]); the fire was returned on 16 occasions.^[685] By morning of 20 June (as of 9:00 am) three ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned.^[685] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 19 June.^[685] Pro-Russian officials at Donetsk city reported six Ukrainian violations of the ceasefire in four different locations using small arms, snipers, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[686] According to local sources, Ukrainian forces broke the ceasefire four times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed heavy machine guns, 82 mm and 120 mm mortars to engage pro-Russian redoubts at Zheleznaya Roshcha and Donetskyi.^[687]

The press-centre of the JFO reported in the evening no casualties on the Ukrainian side by 6:00 pm amidst several registered ceasefire violations by the pro-Russian military.^[688] By the end of the day total 30 ceasefire violations were registered, as a result, three Ukrainian servicemen were wounded. In the environs of Donetsk city, Verkhnyotoretske, Pisky, Avdiivka and Kamianka became the target of small arms, heavy machine guns and rocket launchers. In the region of Mariupol, Vodiane was shelled with 82 mm and 120 mm mortars firing from Pikuzy. Pro-Russian armoured fighting vehicles attacked Ukrainian positions at Bohdanivka. Separatist forces opened fire on Ukrainian troops at Pavlopil, Bohdanivka, Vodiane, Hnutove, Lebedinske, Pyshchevik and Shyrokyne with infantry weapons and grenade launchers. In the northern section of the demarcation line, Novotoshkivke was shelled with 120 mm mortars and 122 mm self-propelled artillery. Novoaleksandrivka, Svitlodarsk, Zolote, Katerinivka, Yuzhne, Troitske and Luhanske were hit by small arms fire, heavy machine guns and rocket launchers.^{[689][690][691]} Pro-Russian authorities at Donetsk city reported heavy shelling on several locations along the demarcation line throughout the day. Yasynuvata and Vasiilivka, in the outskirts of Donetsk city, Gagarin mining complex, in the area of Horlivka, and Uzhivka, in the region of Mariupol, came under intense fire. In the main incidents, Donetsk water purification plant was once again attacked by Ukrainian forces; the workers had to take cover in shelters. Pro-Russian positions at Vasiilivka were repeatedly hit by 82 mm mortar barrages; 82 mm mortars were also fired at Uzhivka and Gagarin mining complex. One civilian resident was wounded.^[692]

21 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 30 occasions on Ukrainian positions the previous day^[689] (including on 20 occasions in Donetsk and on 10 occasions in Luhansk region^[691]); the fire was returned on 12 occasions.^[691] By 9:00 am of 21 June four ceasefire violations were registered with no casualties on the Ukrainian side.^[691]) The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were wounded in the Donbass region on 20 June.^[691] Pro-Russian sources at Donetsk city said that there were five Ukrainian violations of the ceasefire in three locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars and 120 mm mortars.^[693] Officials from the self-proclaimed Luhansk People's Republic recorded one Ukrainian violation of the truce when BMP-1 armoured vehicles from Novotoshkivke engaged pro-Russian positions at Donetskyi supported by 82 mm mortar fire.^[694]

According to the information provided by the press-centre of the JFO headquarters in the evening pro-Russian forces had opened fire on positions of Ukrainian troops on 3 occasions from 7:00 am to 6:00 pm, all in the area of Mariupol, with no casualties on the Ukrainian side.^[695] By the end of the day the number of registered ceasefire violations had risen to 29, as a result, one Ukrainian serviceman was wounded by a shrapnel. In the outskirts of Donetsk city, Avdiivka, Krasnohorivka, Pisky and Marinka became the target of infantry weapons and rocket launchers. In the region of Mariupol, 122 mm self-propelled guns fired at Hnutove, while Starohnativka was shelled with 120 mm mortars. Ukrainian troops at Shyrokyne, Lebedinske, Pavlopil, Novohryhorivka, Vodiane and Chermalyk were harassed with small arms fire, heavy machine gun fire and rocket propelled grenades. In the northern section of the demarcation line, 82 mm and 120 mm mortar volleys landed in Novotoshkivke. Small arms, heavy machine guns and antitank rockets were also fired at Ukrainian positions around Troitske, Zalizne, Zaitseve and Stanytsia Luhanska.^[696][697] Pro-Russian authorities at Donetsk city reported a number of attacks on their forces throughout the day. The Ukrainian army opened fire at Holmivsky, in the area of Horlivka, and at Pikuzy and Novolaspa, in the region of Mariupol. In the main incidents, heavy shelling was witnessed at Pikuzy, which was hit by several artillery barrages fired from Talakivka by 122 mm self-propelled guns. BMP-1 armoured vehicles from Zaitseve supported by 73 mm antitank recoilless rifles and automatic grenade launchers attacked pro-Russian positions at Holmivsky. BMP-2 armoured vehicles from Starohnativka riddled pro-Russian redoubts at Novolaspa with 30 mm gunfire. One civilian resident was wounded.^[698]

22 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 29 occasions on Ukrainian positions the previous day^[696] (including on 21 occasions in Donetsk region and on 10 occasions in Luhansk region^[699]); the fire was returned on 14 occasions.^[699] By 9:00 am of 22 June six ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned on several occasions.^[699] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was wounded in the Donbass region on 21 June.^[699] Pro-Russian authorities at Donetsk city recorded five Ukrainian violations of the ceasefire in four different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, armoured personnel carriers and armoured fighting vehicles and 122 mm self-propelled guns. One civilian resident was confirmed wounded.^[700] The same sources recorded 39 Ukrainian violations of the truce over the past week. The Ukrainian military fired 37 rounds from 122 mm self-propelled artillery, 138 shells from 82 mm and 120 mm mortars and some 500 rounds from armoured fighting vehicles. Three civilians were wounded.^[701] According to local officials, the Ukrainian military broke the ceasefire three times within the borders of the self-styled Luhansk People's Republic. The Ukrainian military employed 73 mm antitank recoilless rifles and 120 mm mortars to shell pro-Russian positions at Donetskyi and Lozove.^[702]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that pro-Russian forces had opened fire on positions of Ukrainian troops on 7 occasions from 7:00 am to 6:00 pm, with no casualties on the Ukrainian side.^[703] By the end of the day total 27 ceasefire violations were registered. Pro-Russian forces opened fire on Ukrainian troops at Verkhnyotoretske, Avdiivka, Marinka, Kamianka and Pisky with small arms, heavy machine guns and grenade launchers. In the region of Mariupol, 122 mm self-propelled artillery shelled Hnutove and Vodiane. Lebedinske and Talakivka were meanwhile hit by 120 mm mortar volleys. Pro-Russian armoured fighting vehicles from Bela Kamianka engaged Ukrainian positions at Starohnativka. Pavlopil, Pishchevik and Shyrokyne became the target of infantry weapons and rocket launchers. In the northern section of the demarcation line, Novotoshkivke was shelled with 120 mm mortars and 122 mm self-propelled artillery. The separatists attacked Ukrainian positions at Zalizne, Luhanske, Troitske and Zaitseve with small arms, heavy machine guns and rocket launchers.^[704][705] Pro-Russian sources at Donetsk city recorded a number of attacks on their troops throughout the day. Horlivka, Zaitseve and Gagarin mining complex, in the area of Horlivka, and Sakhanka, in the region of Mariupol, came under hostile fire. In the main incidents, Sakhanka was shelled with 120 mm mortars, while Gagarin mining complex was attacked by BMP-1 armoured vehicles supported by automatic grenade launchers. Heavy fire was reported at Horlivka, where several civilian residences were hit by mortar rounds.^[706]

23 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 27 occasions on Ukrainian positions the previous day^[704] (including on 20 occasions in Donetsk and on 7 occasions in Luhansk region^[707]); the fire was returned on 17 occasions.^[707] By 9:00 am of 23 June nine ceasefire violations were registered, two Ukrainian servicemen were wounded.^[707] The spokesman of the Ministry of Defence reported at noon no casualties in the Donbass region on 22 June.^[707] Pro-Russian officials at Donetsk city reported five Ukrainian violations of the ceasefire in four locations using small arms, heavy machine guns, automatic grenade launchers, rocket launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mmmortars, armoured personnel carriers and armoured fighting vehicles.^[708] Local authorities announced that the Ukrainian military broke the ceasefire on two occasions within the boundaries of the self-proclaimed Luhansk People's Republic. Ukrainian forces from Krymske and Novotoshkivke used 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian positions at Donetskyi.^[709]

According to the information provided by the press-centre of the JFO headquarters in the evening that pro-Russian forces had opened fire on positions of Ukrainian troops on eight occasions between 7:00 am and 6:00 pm, another two Ukrainian servicemen were wounded.^[710] By the end of the day the number of registered ceasefire violations had risen to 25, as a result, total five Ukrainian servicemen were wounded. Around Donetsk city, 120 mm mortar volleys struck Kamianka. Avdiivka, Pisky, Kamianka and Novoselivka became the target of infantry weapons and rocket launchers. In the region of Mariupol, 122 mm self-propelled guns pounded Ukrainian positions at Vodiane, Lebedinske and Talakivka. Pro-Russian forces fired small arms, heavy machine guns and grenade launchers at Pavlopil, Shyrokyne and Lebedinske. In the northern sector of the demarcation line, pro-Russian forces attacked Krymske and Novotoshkivke with 82 mm mortars, armoured fighting vehicles and 122 mm self-propelled artillery. Ukrainian positions at Zolote, Zaitseve, Svitlodarsk, Novhorodske, Novotoshkivke and Krymske were hit by small arms fire, heavy machine gun fire and antitank rockets.^{[711][712][713]} Pro-Russian authorities told the press that Ukrainian forces had broken the ceasefire on multiple occasions by evening. Dokuchaievsk, in the environs of Donetsk city, Gagarin mining complex, in the area of Horlivka, and in the region of Mariupol, Pikuzy, Sakhanka, Uzhivka and Novolaspa, came under attack. In the main incidents, Dokuchaievsk and Sakhanka were shelled with 120 mm mortars; heavy shelling was also reported at Uzhivka, which came under 122 mm artillery fire. Ukrainian infantry attempting to slip through the demarcation line at Pikuzy was met by heavy fire from pro-Russian positions and driven back with casualties. BMP-2 armoured fighting vehicles from Shyrokyne engaged pro-Russian forces at Sakhanka. One civilian resident was wounded at Dokuchaievsk.^[714]

24 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 25 occasions on Ukrainian positions the previous day^[711] (including on 14 occasions in Donetsk region and on 11 occasions in Luhansk region^[713]); the fire was returned on 11 occasions.^[713] The spokesman of the Ministry of Defence confirmed at noon that five Ukrainian servicemen were wounded in the Donbass region on 23 June.^[713] Pro-Russian authorities at Donetsk city recorded eight Ukrainian violations of the ceasefire in six different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and 122 mm self-propelled guns.^[715] No violations of the ceasefire were reported by authorities of the self-styled Luhansk People's Republic.^[716]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that from 7:00 am to 6:00 pm pro-Russian military had opened fire on positions of Ukrainian troops on 5 occasions, as a result, one Ukrainian serviceman was wounded.^[717][718] By the end of the day total 22 ceasefire violations were registered, as a result, one Ukrainian serviceman was killed, four were wounded. In the surroundings of Donetsk city, 82 mm mortar rounds landed in Avdiivka. The separatists also fired small arms, heavy machine guns and grenade launchers at Ukrainian positions in Avdiivka, Marinka and Kamianka. In the region of Mariupol, heavy shelling was reported at Vodiane. The Ukrainian stronghold was hit by several 122 mm and 152 mm artillery barrages; the area was also the target of 120 mm and 82 mm mortars. Hnutove and Lebedinske were shelled by 122 mm self-propelled artillery, while Ukrainian forces at Bohdanivka received 82 mm mortar fire. Pro-Russian tanks from Sakhanka launched a sustained attack on Lebedinske, supported by armoured fighting vehicles and infantry weapons. Hnutove, Bohdanivka, Vodiane and Shyrokyne became the target of small arms, heavy machine guns and rocket launchers. in the northern section of the demarcation line, Krymske was shelled with 122 mm self-propelled artillery and 82 mm mortars. Ukrainian troops at Novozvanivka were harassed with small arms fire, heavy machine gun fire and rocket propelled grenades.^{[719][720][721]} Multiple Ukrainian violations of the ceasefire were reported by pro-Russian officials by evening. The Ukrainian military attacked Vasiilivka and Dokuchaievsk, in the surroundings of Donetsk city, Horlivka, Gagarin mining complex, Holmivsky and Zaitseve, in the area of Horlivka, and in the region of Mariupol, Uzhivka, Novolaspa, Sakhanka, Pikuzy and Novyboeve. In the main incidents, 122 mm self-propelled artillery was fired at the pro-Russian stronghold of Uzhivka, while Pikuzy and Novolaspa were shelled with 120 mm mortars. Gagarin mining complex was hit by 82 mm mortars. Ukrainian tanks from Talakivka launched an attack on pro-Russian redoubts at Pikuzy; tank rounds also hit Ukrainian positions at Dokuchaievsk. BMP-1 armoured fighting vehicles engaged pro-Russian forces at Novolaspa and Holmivsky.^[722]

25 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 22 occasions on Ukrainian positions the previous day^[719] (including on 16 occasions in Donetsk and on 6 occasions in Luhansk region^[723]); the fire was returned on 10 occasions.^[723] By morning of 25 June four ceasefire violations were registered with no casualties on the Ukrainian side.^[723] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and another four were wounded in the Donbass region on 24 June.^[723] Pro-Russian authorities at Donetsk city recorded 15 Ukrainian violations of the ceasefire in 11 locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles and tanks. One civilian was confirmed wounded.^[724] According to local sources, the Ukrainian military broke the ceasefire five times within the borders of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless rifles, 82 mortars, 120 mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Lozove, Lohvynove, Sokolniki, Veselehorivka and Sentianivka.^[725]

According to the information provided by the press-centre of the JFO headquarters in the evening pro-Russian forces had opened fire on positions of Ukrainian troops on two occasions between 7:00 am and 6:00 pm, no casualties were reported.^[726] By the end of the day the number of registered ceasefire violations had risen to 24, as a result, one Ukrainian serviceman was wounded. In the outskirts of Donetsk city, 82 mm mortar volleys struck Avdiivka and Kruta Balka. Kamianka, Marinka and Verkhnyotoretske became the target of infantry weapons and grenade launchers. Pro-Russian troops in the region of Mariupol opened fire on Ukrainian positions at Hnutove, Lebedinske, Marinka, Pavlopil, Starohnativka and Shyrokyne with small arms, heavy machine guns and rocket lanchers. In the northern sector of the demarcation line, Krymske was shelled with 120 mm mortars, while Ukrainian redoubts at Orekhove, Luhanske and Svitlodarsk were hit by small arms fire, heavy machine gun fire and antitank rockets.^{[727][728][729]} Pro-Russian sources told the press that Ukrainian forces had broken the ceasefire on several occasions by evening. Dokuchaievsk, in the region of Donetsk, Gagarin mining complex, in the area of Horlivka, and in the region of Mariupol, Styla and Petrovske, came under hostile fire. In the main incidents, 120 mm mortar rounds hit Styla and Dokuchaievsk, while BMP-1 and BMP-2 armoured vehicles from Dzerzhinsky and Novotroitske engaged pro-Russian redoubts at Gagarin mining complex and Dokuchaievsk. BMP-2 armoured vehicles from Novohnativka raked Ukrainian positions at Petrovske with 30 mm gunfire.^[730]

26 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 24 occasions on Ukrainian positions the previous day^[727][728] (including on 16 occasions in Donetsk region and on 8 occasions in Luhansk region^[731]); the fire was returned on 14 occasions.^[731] By morning of 26 June two ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned.^[731] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian soldier was wounded in the Donbass region on 25 June.^[731] Pro-Russian authorities at Donetsk city recorded seven Ukrainian violations of the ceasefire in five different locations using small arms, heavy machine guns, automatic grenade launchers, 73 mm antitank recoilless guns, 120 mm mortars, armoured personnel carriers and armoured fighting vehicles.^[732] In the self-proclaimed Luhansk People's Republic, local officials reported three Ukrainian violations of the ceasefire. The Ukrainian military used small arms, automatic grenade launchers, 73 mm antitank recoilless rifles, 120 mm mortars and BMP-1 armoured fighting vehicles to pound pro-Russian positions at Kalynove and Lozove.^[733]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that from 7:00 am to 6:00 pm pro-Russian military had opened fire on positions of Ukrainian troops on 5 occasions, exclusively in Luhansk region, no casualties were reported.^[734] By the end of the day total 30 ceasefire violations were registered, as a result, one Ukrainian serviceman was killed, two were wounded. In the ouskirts of Donetsk city, Marinka and Pisky were shelled with 82 mm mortars, while Avdiivka was fired at from small arms, rocket launchers and ZU-23-2 antiaircraft guns. Pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Novoselivka. In the region of Mariupol, 82 mm and 120 mm mortar barrages hit Vodiane. The separatist also employed 82 mm mortars to shell Lebedinske. Hnutove, Pyshchevik and Starohnativka became the target of small arms and grenade launchers. In the northern sector of the demarcation line, 122 mm self-propelled artillery shelled Novotoshkivke, while Krymske came under 82 mm and 120 mm mortar fire. Ukrainian forces at Zaitseve, Mayorsk, Katerinivka, Zholobok, Troitske and Lozove were attacked with infantry weapons, rocket launchers and armoured fighting vehicles.^{[735][736][737][738][739]} Pro-Russian officials at Donetsk city reported a number of Ukrainian violations of the truce by evening. Ukrainian forces attacked Dokuchaievsk, in the surroundings of Donetsk city, and, in the area of Horlivka, Zaitseve and Gagarin mining complex. BMP-2 armoured fighting vehicles from Nikolaevka opened fire on pro-Russian positions at Dokuchaievsk, while Zaitseve and Gagarin mining complex were shelled with automatic grenade launchers, antitank rocket launchers and 73 mm antitank recoilless rifles.^[740]

27 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 30 occasions on Ukrainian positions the previous day^[735][739] (including on 17 occasions in Donetsk and on 13 occasions in Luhansk region^[738]); the fire was returned on 20 occasions.^[738] By 9:00 am of 27 June nine ceasefire violations were registered with no casualties on the Ukrainian side.^[738] The spokesman of the Ministry of Defence confirmed at noon that one Ukrainian serviceman was killed and another two were wounded in the Donbass region on 26 June.^[738] Pro-Russian officials at Donetsk city reported three Ukrainian violations of the ceasefire in three locations using small arms, automatic grenade launchers, rocket launchers, 73 mm antitank recoilless rifles, armoured personnel carriers and armoured fighting vehicles.^[741] According to local authorities, Ukrainian forces broke the ceasefire three times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to attack pro-Russian redoubts at Prishib, Sokolniki and Nyzhne Lozove.^[742]

According to the information provided by the press-centre of the JFO headquarters in the evening pro-Russian military had opened fire on positions of Ukrainian troops on 12 occasions between 7:00 am and 6:00 pm, as a result, three Ukrainian servicemen were lethally wounded at Bohdanivka by pro-Russian 122 mm self-propelled artillery; another Ukrainian soldier was wounded at Vodiane.^[743][744] By the end of the day the number of registered ceasefire violations had risen to 32, another two Ukrainian servicemen were wounded, two civilians were injured by shelling in Zalizne. In the environs of Donetsk city, Marinka was shelled with 73 mm antitank recoilless rifles, supported by small arms and heavy machine guns. The Ukrainian stronghold of Avdiivka was attacked by armoured fighting vehicles supported by heavy machine guns, rocket lanchers and antiaircraft guns. Small arms and heavy machine gun fire was reported at Opytne. In the region of Mariupol, 120 mm mortars and 122 mm self-propelled artillery shelled Hnutove; heavy shelling was also reported at Starohnativka, hit by 120 mm mortar rounds. The separatists fired infantry weapons at Ukrainian positions around Shyrokyne, Talakivka, Pavlopil and Vodiane. In the northern section of the demarcation line, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Yuzhne, supported by heavy machine gun fire. Krymske was shelled with 82 mm mortars fired from Sentianivka and Zholobok. Heavy machine gun fire was reported at Luhanske, while Ukrainian troops at Stanytsia Luhanska were harassed with small arms fire.^{[745][746][747]} Pro-Russian sources at Donetsk city reported Ukrainian violations of the ceasefire in the surroundings of Donetsk city and in the region of Mariupol by evening. BMP-1 and BMP-2 armoured fighting vehicles from Novohryhorivka launched a sustained attack on pro-Russian positions at Bela Kamianka, while Dokuchaievsk became the target of 120 mm mortars fired from Novotroitske.^[748]

A new agreement on a new ceasefire starting on 1 July 2018 was announced in Minsk, the capital of Belarus.^[749]

28 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 32 occasions on Ukrainian positions the previous day^[745] (including on 26 occasions in Donetsk region and on 6 occasions in Luhansk region^[750]); the fire was returned on more than half of the occasions.^[750] As of 9:00 am of 28 June seven ceasefire violations were registered with no casualties on the Ukrainian side.^[750] The spokesman of the Ministry of Defence confirmed at noon that three Ukrainian servicemen were killed and another three were wounded in the Donbass region on 27 June.^[750] Pro-Russian officials at Donetsk city reported that Ukrainian forces broke the ceasefire twice, using 120 mm mortars and armoured fighting vehicles to attack pro-Russian positions at Bela Kamianka and Dokuchaievsk.^[751] According to local sources, Ukrainian forces broke the ceasefire two times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed small arms, rocket launchers and automatic grenade launchers to attack pro-Russian troops at Kalynivka and Lohvynove.^[752]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that as of 6:00 pm pro-Russian forces had opened fire on positions of Ukrainian troops on 7 occasions; two Ukrainian servicemen were killed in a skirmish that took place at Pivdenne.^[753] By the end of the day total 28 ceasefire violations were registered, another two Ukrainian servicemen were killed (at Svitlodarsk and in Avdiivka) and two were wounded. In the area of Donetsk city, Novotroitske was shelled with 120 mm mortars. Avdiivka, Verkhnyotoretske, Novotroitske and Marinka became the target of infantry weapons and grenade launchers. In the region of Mariupol, Pavlopil was fired at from 73 mm antitank recoilless rifles, 120 mm mortars and 122 mm self-propelled artillery. Nearby Hnutove was hit by 120 mm mortar volleys. The separatists fired small arms, heavy machine guns and rocket launchers at Shyrokyne, Pavlopil, Vodiane, Lebedinske and Hnutove. In the northern section of the demarcation line, a single pro-Russian tank opened fire on Ukrainian positions at Novotoshkivke. The same area, along with Yuzhne, came under 82 mm and 120 mm mortar fire. Both settements were also attacked by armoured fighting vehicles, supported by infantry weapons and antitank rocket launchers. Ukrainian troops at Luhanske, Novhorodske, Novozvanivka and Svitlodarsk were harassed with small arms and heavy machine gun fire.^{[754][755][756][757][758][759]} Pro-Russian authorities told the press that two assaults on their redoubts led by Ukrainian infantry and tanks and supported by 122 mm self-propelled artillery were met with heavy fire by pro-Russian forces at Gagarin mining complex, in the area of Horlivka. In the first engagement, Ukrainian infantry supported by 82 mm mortars, 120 mm mortars and 122 mm artillery attempted to seize the high ground around the Ukrainian-held village of Yuzhne (Pivdenne), but the push was repelled with heavy casualties. In the second attempt, Ukrainian tanks from Yuzhne launched a sustained attack on pro-Russian positions north of Gagarin, supported by 122 mm self-propelled guns, in order to divert pro-Russian fire from the southern sector of the defences, where Ukrainian special forces would break through the demarcation line. The manoeuvrer was thwarted and the intruders were driven back by pro-Russian military.^{[760][761][762]} In the region of Mariupol and around Donetsk city, BMP-2 armoured vehicles from Starohnativka and Novotroitske riddled pro-Russian outposts at Novolaspa, Bela Kamianka and Dokuchaievsk with 30 mm gunfire. Dokuchaievsk was also hit by 120 mm mortar rounds. Spartak became the target of small arms, automatic grenade launchers and antitank rocket launchers.^[763]

29 June

The press-centre of the JFO headquarters reported in the morning that pro-Russian forces had opened fire on 28 occasions on Ukrainian positions the previous day^[754] (including on 17 occasions in Donetsk and on 11 occasions in Luhansk region^[759]); the fire was returned on 19 occasions.^[759] By morning of 29 June six ceasefire violations were registered with no casualties on the Ukrainian side (as of 11:00 am).^[759] The spokesman of the Ministry of Defence confirmed at noon that four Ukrainian servicemen were killed and two were wounded in the Donbass region on 28 June.^[759][758] Pro-Russian officials at Donetsk city reported ten Ukrainian violations of the ceasefire in six locations using small arms, heavy machine guns, 73 mm antitank recoilless rifles, 82 mm mortars, 120 mm mortars, armoured personnel carriers, armoured fighting vehicles, tanks and 122 mm self-propelled artillery.^[764] Pro-Russian officials at Donetsk city reported that Ukrainian BMP-1 armoured fighting vehicles from Novotoshkivke attacked Donetskyi supported by 120 mm mortar fire.^[765]

According to the information provided by the press-centre of the JFO headquarters in the evening pro-Russian forces had opened fire on positions of Ukrainian troops on 12 occasions, one Ukrainian soldier was wounded.^[766] By the end of the day the number of registered ceasefire violations had risen to 34, another Ukrainian serviceman was wounded. In the outskirts of Donetsk city, separatist forces fired small arms, heavy machine guns and rocket launchers at Ukrainian positions near Verkhnyotoretske, Avdiivka, Marinka and Pisky. Sniper fire was reported at Nevelske. In the region of Mariupol, pro-Russian armoured fighting vehicles engaged Ukrainian redoubts at Pavlopil. Hnutove and Berdyansk were hit by 120 mm mortars. Ukrainian forces at Lebedinske, Shyrokyne, Vodiane, Pavlopil, and Novomihaylivka became the target of infantry weapons and rocket launchers. In the northern section of the demarcation line, pro-Russian tanks attacked Ukrainian redoubts at Novotoshkivke for the second consecutive day, while armoured fighting vehicles opened fire on Maiske. Luhanske and Krymske were shelled with 82 mm mortars, and Luhanske, Krymske, Svitlodarsk, Novhorodske and Novozvanivka were fired at from small arms, heavy machine guns and grenade launchers.^{[767][768][769]} Pro-Russian officials told the press that Ukrainian forces broke the ceasefire on a number of occasions by evening. In the surroundings of Donetsk city, Ukrainian tanks from Nikolaevka opened fire on pro-Russian redoubts at Dokuchaievsk, while BMP-2 armoured vehicles from Bohdanivka and Novotroitske attacked pro-Russian positions at Petrovske and Yasne.^[770]

30 June

According to the information provided by the press-centre of the JFO headquarters in the morning pro-Russian forces had opened fire on 34 occasions on Ukrainian positions the previous day^[767] (including on 20 occasions in Donetsk region and on 14 occasions in Luhansk region^[769]); the fire was returned on 18 occasions.^[769] By morning of 30 June three ceasefire violations were registered with no casualties on the Ukrainian side; the fire was returned twice.^[769] The spokesman of the Ministry of Defence confirmed at noon that two Ukrainian servicemen were wounded in the Donbass region on 29 June.^[769] Pro-Russian officials at Donetsk city reported four Ukrainian violations of the ceasefire in four different locations employing 82 mm mortars, 120 mm mortars, armoured personnel carriers. armoured fighting vehicles and tanks.^[771] The same sources recorded 46 Ukrainian violations of the truce over the past week; Ukrainian forces fired 45 shells from 122 mm self-propeleld artillery, 34 tank rounds, 119 shells from 82 mm and 120 mm mortars and 321 shots from armoured fighting vehicles. Two pro-Russian soldiers were wounded.^[772] According to local authorities, Ukrainian forces broke the ceasefire three times within the boundaries of the self-proclaimed Luhansk People's Republic. The Ukrainian military employed 82 mm mortars, 120 mm mortars and BMP-1 armoured vehicles to engage pro-Russian positions at Donetskyi, Lohvynove and Sokolniki.^[773]

The press-centre of the Joint Forces Operation (JFO) reported in the evening that from 7:00 am to 6:00 pm pro-Russian military had opened fire on positions of Ukrainian troops on 2 occasions, no casualties were reported.^[774] By the end of the day total 26 ceasefire violations were registered, as a result, one Ukrainian serviceman was wounded. In the region of Donetsk, Krasnohorivka, Avdiivka, Opytne, Novomykhailivka, Marinka and Pisky became the target of small arms, heavy machine guns and antitank rocket launchers. Antitank rockets landed in Vesele. In the region of Mariupol, 120 mm mortar rounds landed in Hnutove, while infantry weapons and different types of grenade launchers were fired at Lebedinske, Vodiane, Pavlopil, Talakivka and Chermalyk. In the northern section of the demarcation line, Novotoshkivke was fired at from infantry weapons, grenade launchers, 82 mm and 120 mm mortars. Pro-Russian armoured fighting vehicles engaged Ukrainian positions at Zaitseve and Yuzhne, supported by small arms and heavy machine gun fire.^[775] A number of ceasefire violations were reported by pro-Russian authorities at Donetsk city by evening, when Zaitseve and 6/7 mining complex near Horlivka were attacked by Ukrainian forces. Pro-Russian positions at Zaitseve became the target of small arms, automatic grenade launchers and 82 mm mortars, while BMP-2 armoured vehicles opened fire on 6/7 mining complex supported by small arms and automatic grenade launchers. BMP-1 armoured vehicles opened fire on pro-Russian redoubts at Verkhnyoshyrokivske.^{[776][777][778]}