List of sovereign states in 1901

A

• Aceh - Sultanate of Aceh
•  Andorra - Principality of Andorra
•  Argentina - Argentine Republic
• Aro Confederacy
•  Austria-Hungary - Austro-Hungarian
•  Australia - Commonwealth of Australia

B

•  Beihan - Emirate of Beihan
•  Belgium - Kingdom of Belgium
• Bhutan
•  Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil

C

•  Canada - Dominion of Canada
•  Champasak - Kingdom of Champasak
•  Chile - Republic of Chile
•  China - Great Qing Empire
•  Colombia - Republic of Colombia
•  Congo - Congo Free State
•  Costa Rica - Republic of Costa Rica

D

•  Denmark - Kingdom of Denmark
•  Dhala - Emirate of Dhala
•  Dominican Republic - Dominican Republic

E

• Ecuador - Republic of Ecuador
• El Salvador - Republic of El Salvador
•  Ethiopia - Ethiopian Empire

F

• France - French Republic

G

•  Germany - German Empire
•  Greece - Kingdom of Greece
•  Guatemala - Republic of Guatemala

H

• Ha'il - Emirate of Ha'il
•  Haiti - Republic of Haiti
• Honduras - Republic of Honduras

I

•  Italy - Kingdom of Italy

J

•  Japan - Empire of Japan

K

• Kano - Emirate of Kano
•  Korea - Greater Korean Empire

L

•  Liberia - Republic of Liberia
•  Liechtenstein - Principality of Liechtenstein
•  Luxembourg - Grand Duchy of Luxembourg

M

•  Mexico - United Mexican States
•  Monaco - Principality of Monaco
•  Montenegro - Principality of Montenegro
•  Morocco – Sultanate of Morocco

N

• Nepal - Kingdom of Nepal
•  Netherlands - Kingdom of the Netherlands
• Nicaragua - Republic of Nicaragua
•  Norway – Kingdom of Norway (in personal union with Sweden)

O

•  Orange Free State - Republic of Orange Free State
•  Ottoman Empire - Sublime Ottoman State
• Ouaddai - Ouaddai Empire

P

•  Paraguay - Republic of Paraguay
• Persia - Persian Empire
•  Peru - Peruvian Republic
• Portugal - Kingdom of Portugal

R

•  Romania - Kingdom of Romania
•  Russia - Russian Empire

S

•  San Marino - Most Serene Republic of San Marino
•  Serbia - Kingdom of Serbia
•  Siam - Kingdom of Siam
• Sokoto - Sokoto Caliphate

South African Republic Transvaal

• Spain - Kingdom of Spain
• Swaziland - Kingdom of Swaziland
•  Sweden - Kingdom of Sweden (in personal union with Norway)
•   Switzerland - Swiss Confederation

T

•  Transvaal – South African Republic

U

•  United Kingdom - United Kingdom of Great Britain and Ireland
•  United States - United States of America
•  Upper Aulaqi Sultanate
•  Upper Aulaqi Sheikhdom
•  Upper Yafa - Sultanate of Upper Yafa
•  Uruguay - Eastern Republic of Uruguay

V

•  Venezuela - United States of Venezuela

W

•  Wahidi Balhaf - Wahidi Sultanate of Balhaf
•  Wahidi Haban - Wahidi Sultanate of Haban