List of sovereign states in 1923

Sovereign states

A

• Afghanistan - Emirate of Afghanistan
• Albania - Principality of Albania
•  Andorra - Principality of Andorra
•  Argentina - Argentine Republic
• Asir - Emirate of Asir
•  Australia - Commonwealth of Australia
• Austria - Federal State of Austria

B

•  Belgium - Kingdom of Belgium
•  Bolivia - Republic of Bolivia
•  Brazil - Republic of the United States of Brazil
•  Bulgaria - Kingdom of Bulgaria

C

•  Canada - Dominion of Canada
•  Chile - Republic of Chile
•  China - Republic of China
•  Colombia - Republic of Colombia
•  Costa Rica - Republic of Costa Rica
•  Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

•  Danzig - Free City of Danzig
•  Denmark - Kingdom of Denmark
•  Dominican Republic

E

•  Ecuador - Republic of Ecuador
•  Egypt - Kingdom of Egypt
•  El Salvador - Republic of El Salvador
•  Estonia - Republic of Estonia
•  Ethiopia - Ethiopian Empire

F

•  Finland - Republic of Finland
•  Fiume - Free State of Fiume
• France - French Republic

G

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

H

•  Haiti - Republic of Haiti
•  Hejaz - Kingdom of Hejaz
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
•  Ireland - Irish Free State
•  Italy - Kingdom of Italy

J

•  Japan - Empire of Japan

L

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

M

•  Mexico - United Mexican States
•  Monaco - Principality of Monaco
• Mongolia - Mongolian People's Government

N

•  Nejd - Sultanate of Nejd
• Nepal - Kingdom of Nepal
•  Netherlands - Kingdom of the Netherlands
•  Newfoundland - Dominion of Newfoundland
• New Zealand - Dominion of New Zealand
•  Nicaragua - Republic of Nicaragua
•  Norway - Kingdom of Norway

O

•  Ottoman Empire - Sublime Ottoman State (to July 24)

P

•  Panama - Republic of Panama
•  Paraguay - Republic of Paraguay
• Persia - Persian Empire
•  Peru - Peruvian Republic
• Poland - Republic of Poland
•  Portugal - Portuguese Republic

R

•  Romania - Kingdom of Romania

S

•  San Marino - Most Serene Republic of San Marino
•  Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
•  Siam - Kingdom of Siam
•  South Africa - Union of South Africa
•  Soviet Union - Union of Soviet Socialist Republics
• Spain - Kingdom of Spain
•  Sweden - Kingdom of Sweden
•   Switzerland - Swiss Confederation

T

•  Turkey
  • Turkey (from July 24 to October 29)
  • Republic of Turkey (from October 29)

U

•  United Kingdom - United Kingdom of Great Britain and Ireland
•  United States - United States of America
•  Uruguay - Eastern Republic of Uruguay

V

•  Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen

Other states

•  Bottleneck - Free State Bottleneck (to February 23)
• Bukharan - Bukharan People's Soviet Republic
•  Khorezm
  • Khorezm People's Soviet Republic (to October 20)
  • Khorezm Socialist Soviet Republic (from October 20)
• Kurdistan - Kingdom of Kurdistan
•  Morocco - Sultanate of Morocco (de jure sovereign state under French and Spanish protectorate)^[1][2]
• North Caucasian Emirate (to 1923)
• Rhineland - Rhenish Republic (from October 21)
• Rif - Confederal Republic of the Tribes of the Rif
• Tannu Tuva - People's Republic of Tannu Tuva
• Tavolara - Kingdom of Tavolara
• Tibet

League of Nations Mandates

• British Cameroons (administered by the United Kingdom)
• British Togoland (Administered by the United Kingdom)
• French Cameroons (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine (administered by the United Kingdom from September 29)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom from September 29)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria and Lebanon (administered by France from September 29)
  • Alawite - Alawite Territory (administered by France from September 29)
  • Lebanon - State of Greater Lebanon (administered by France from September 29)
  • Syria - Syrian Federation (administered by France from September 29)
    • Aleppo - State of Aleppo (administered by France from September 29)
    • Damascus - State of Damascus (administered by France from September 29)
  • Souaida - State of Souaida (administered by France from September 29)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
•  Western Samoa (administered by New Zealand)

Not enacted

• Mesopotamia - Kingdom of Iraq (administered by the United Kingdom)

References

1. International Law: Achievements and Prospects, p. 51, at Google Books
2. Repertory of Decisions of the International Court of Justice (1947–1992), p. 453, at Google Books