1450s

January–December

• February 7 – John de la Pole, 2nd Duke of Suffolk, marries Lady Margaret Beaufort.
• February 26 – Francesco Sforza enters Milan after a siege, becoming Duke of the city-state and, founding a dynasty that will rule Milan for a century.
• March – French troops under Guy de Richemont besiege the English commander in France, Edmund Beaufort, 1st Duke of Somerset, in Caen.
• April 15 – Battle of Formigny: French troops under the Comte de Clermont defeat an English army under Sir Thomas Kyriel and Sir Matthew Gough, which was attempting to relieve Caen.
• May 8 – Jack Cade's Rebellion: Kentishmen revolt against King Henry VI of England.
• May 9 – Abdal-Latif Mirza, a Timurid dynasty monarch, is assassinated.
• May 13 – Charles VIII of Sweden, also serving as Carl I of Norway, is declared deposed from the latter throne, in favor of Christian I of Denmark.
• June 18 – Battle of Seven Oaks: Jack Cade's rebels are driven from London by loyal troops, bringing about the collapse of the rebellion.
• July 6 – Caen surrenders to the French.
• July 12 – Jack Cade is slain in a skirmish.
• August 12 – Cherbourg, the last English territory in Normandy, surrenders to the French.
• October 5 – Jews are expelled from Lower Bavaria, by order of Duke Ludwig IX.
• November 3 – The University of Barcelona is founded.
• November 23 – First Siege of Krujë: Albanian troops are victorious, forcing an Ottoman army of approximately 100,000 men to retreat from Albania.

Date unknown

• Machu Picchu (Quechua: Machu Pikchu, "Old mountain"), a pre-Columbian Inca site located 2,400 meters (7,875 ft) above sea level, is believed to be under construction.^[1]
• Johannes Gutenberg has set up his movable type printing press, as a commercial operation in Mainz, by this date.^[2]

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