Sovereign-state flags in 1940

Sovereign states

Afghanistan

Andorra

Argentina

Armenian Soviet Socialist Republic (until 1940)

Armenian Soviet Socialist Republic (from 1940)

Australia

Azerbaijan Soviet Socialist Republic (until 1940)

Azerbaijan Soviet Socialist Republic (from 1940)

Belgium (until 28 May)

Bolivia

Brazil

Bulgaria

Byelorussian Soviet Socialist Republic

Canada

Chile

China

Colombia

Costa Rica

Cuba

Denmark (until 9 April)

Dominican Republic

Ecuador

Egypt

El Salvador

Estonia (until 17 June)

Estonian Soviet Socialist Republic (from 31 October)

Finland

France (until 10 July)

Georgian Soviet Socialist Republic

Germany

Greece

Guatemala

Haiti

Honduras

Hungary

Iceland

Iran

Iraq

Ireland

Italy

Japan

Kazakh Soviet Socialist Republic (until 1940)

Kazakh Soviet Socialist Republic (from 1940)

Kirghiz Soviet Socialist Republic (until 1940)

Kirghiz Soviet Socialist Republic (from 1940)

Latvia (until 17 August)

Latvian Soviet Socialist Republic (from 21 July)

Liberia

Liechtenstein

Lithuania (until 15 June)

Lithuanian Soviet Socialist Republic (from 21 July)

Luxembourg (until 10 July)

Mexico

Moldavian Soviet Socialist Republic (from 3 August)

Monaco

Mongolia (until 30 July)

Mongolia (from 30 July)

Nepal

Netherlands (until 10 May)

Newfoundland

New Zealand

Nicaragua

Norway (until 9 April)

Panama

Paraguay

Paraguay

Peru

Portugal

Romania

Russian Soviet Federative Socialist Republic

San Marino

Saudi Arabia

South Africa

Soviet Union

Spain

Sweden

Switzerland

Tajik Soviet Socialist Republic (until 28 September)

Tajik Soviet Socialist Republic (from 28 September)

Thailand

Tibet

Tripura

Turkey

Turkmen Soviet Socialist Republic (until 19 July)

Turkmen Soviet Socialist Republic (from 19 July)

Ukrainian Soviet Socialist Republic

United Kingdom

United States

Uruguay

Uzbek Soviet Socialist Republic

Vatican City

Venezuela

Yemen

Yugoslavia

Colonies, concessions, possessions, protectorates, mandates and territories

Australian Antarctic Territory (Australia)

Nauru (Australia)

New Guinea (Australia)

Norfolk Island (Australia)

Papua (Australia)

Belgian Congo (Belgium)

Ruanda-Urundi (Belgium)

Faroe Islands (until 25 April; Denmark)

Faroe Islands (25 to 13 April; Denmark)

Greenland (Denmark)

Anglo-Egyptian Sudan (Egypt and United Kingdom)

Åland (Finland)

Adélie Land (from August; Free France)

Clipperton Island (from August; Free France)

French Algeria (from August; Free France)

French Cameroon (from August; Free France)

French Chad (from August; Free France)

French Equatorial Africa (from August; Free France)

French Gabon (from August; Free France)

French India (from August; Free France)

French Oceania (from August; Free France)

French Togoland (from August; Free France)

Hankou (from August; Free France)

New Caledonia (from August; Free France)

New Hebrides (from August; Free France)

Shanghai (from August; Free France)

French Algeria (from 12 November; Vichy France)

French Cameroon (from 12 November; Vichy France)

French Equatorial Africa (from 12 November to August; Vichy France)

French Gabon (from 12 November; Vichy France)

French Guiana (from 12 November; Vichy France)

French Indochina (from 12 November; Vichy France)

French Madagascar (from 12 November; Vichy France)

French Morocco (from 12 November; Vichy France)

French Somaliland (from 12 November; Vichy France)

French Togoland (from 12 November; Vichy France)

French Tunisia (from 12 November; Vichy France)

French West Africa (from 12 November; Vichy France)

Gambier Islands (France)

Guadeloupe (from 12 November; Vichy France)

Hankou (from 12 November; Vichy France)

Inini (from 12 November; Vichy France)

Lebanon (from 12 November; Vichy France)

Martinique (from 12 November; Vichy France)

Réunion (from 12 November; Vichy France)

Saint Pierre and Miquelon (from 12 November; Vichy France)

Shanghai (from 12 November; Vichy France)

Syria (from 12 November; Vichy France)

Wallis and Futuna (France)

Austria (Germany)

Belgium (from 17 May; Germany)

Bohemia and Moravia (Germany)

Denmark (from 20 October; Germany)

France (from 10 July; Germany)

Luxembourg (from 10 May; Germany)

Netherlands (from 15 May; Germany

Norway (from 20 July; Germany)

Bouvet Island (from 20 July; Germany)

Jan Mayen (from 20 July; Germany)

Peter I Island (from 20 July; Germany)

Queen Maud Land (from 20 July; Germany)

Svalbard (from 20 July; Germany)

Albania (Italy)

Amoy (Italy)

Italian East Africa (Italy)

Italian Libya (Italy)

Shanghai (Italy)

Tientsin (Italy)

Hangzhou (Japan)

Hankou (Japan)

Karafuto (Japan)

Korea (Japan)

Kwantung (Japan)

Shashi (Japan)

South Seas Mandate (Japan)

Suzhou (Japan)

Taiwan (Japan)

Tientsin (Japan)

Curaçao and Dependencies (Netherlands)

Dutch East Indies (Netherlands)

Surinam (Netherlands)

Cook Islands (New Zealand)

Niue (New Zealand)

Ross Dependency (New Zealand)

Union Islands (New Zealand)

Western Samoa (New Zealand)

Bouvet Island (until 20 July; Norway)

Jan Mayen (until 20 July; Norway)

Peter I Island (until 20 July; Norway)

Queen Maud Land (until 20 July; Norway)

Svalbard (until 20 July; Norway)

Fort of São João Baptista de Ajudá (Portugal)

Portuguese Cape Verde (Portugal)

Portuguese Macau (Portugal)

Portuguese East Africa (Portugal)

Portuguese Guinea (Portugal)

Portuguese India (Portugal)

Portuguese Timor (Portugal)

Portuguese West Africa (Portugal)

Portuguese São Tomé and Príncipe (Portugal)

South West Africa (South Africa)

Ceuta (Spain)

Ifni (Spain)

Spanish Guinea (Spain)

Spanish Morocco (Spain)

Spanish Sahara (Spain)

Tangier (from 14 June; Spain)

Aden (United Kingdom)

Bahamas (United Kingdom)

Bahrain (United Kingdom)

Barbados (United Kingdom)

Basutoland (United Kingdom)

Bechuanaland (United Kingdom)

Bermuda (United Kingdom)

Bhutan (United Kingdom)

British Cameroons (United Kingdom)

British Guiana (United Kingdom)

British Honduras (United Kingdom)

British Leeward Islands (United Kingdom)

British Somaliland (United Kingdom)

British Togoland (United Kingdom)

British Western Pacific Territories (United Kingdom)

British Windward Islands (United Kingdom)

Brunei (United Kingdom)

Burma (United Kingdom)

Canton and Enderbury Islands ​(United Kingdom and United States)

Ceylon (United Kingdom)

Cyprus (United Kingdom)

Falkland Islands (United Kingdom)

Faroe Islands (from 10 April; United Kingdom)

Federated Malay States (United Kingdom)

Gambia (United Kingdom)

Gibraltar (United Kingdom)

Gold Coast (United Kingdom)

Guernsey (until 30 June; United Kingdom)

Heard Island and McDonald Islands (United Kingdom)

Hong Kong (United Kingdom)

India (United Kingdom)

Isle of Man (United Kingdom)

Jamaica (United Kingdom)

Jersey (until 30 June; United Kingdom)

Johor (United Kingdom)

Kedah (United Kingdom)

Kelantan (United Kingdom)

Kenya (United Kingdom)

Kuwait (until mid-1940; United Kingdom)

Kuwait (from mid-1940; United Kingdom)

Maldives (United Kingdom)

Malta (United Kingdom)

Mauritius (United Kingdom)

Muscat and Oman (United Kingdom)

Nigeria (United Kingdom)

North Borneo (United Kingdom)

Northern Rhodesia (United Kingdom)

Nyasaland (United Kingdom)

Palestine (United Kingdom)

Perlis (United Kingdom)

Qatar (United Kingdom)

Saint Helena (United Kingdom)

Sarawak (United Kingdom)

Sark (United Kingdom)

Seychelles (United Kingdom)

Sierra Leone (United Kingdom)

Sikkim (United Kingdom)

South Orkney Islands (United Kingdom)

Southern Rhodesia (United Kingdom)

South Shetland Islands (United Kingdom)

Straits Settlements (United Kingdom)

Suez Canal Zone (United Kingdom)

Swaziland (United Kingdom)

Tanganyika (United Kingdom)

Terengganu (United Kingdom)

Tientsin (United Kingdom)

Transjordan (United Kingdom)

Trinidad and Tobago (United Kingdom)

Trucial States (United Kingdom)

Uganda (United Kingdom)

Zanzibar (United Kingdom)

Alaska (United States)

American Samoa (United States)

Baker Island (United States)

Corn Islands (United States)

Guam (United States)

Hawaii (United States)

Howland Island (United States)

Jarvis Island (United States)

Johnston Atoll (United States)

Kingman Reef (United States)

Midway Atoll (United States)

Navassa Island (United States)

Palmyra Atoll (United States)

Panama Canal Zone (United States)

Petrel Islands (United States)

Philippines (United States)

Puerto Rico (United States)

Quita Sueno Bank (United States)

Roncador Bank (United States)

Serrana Bank (United States)

Serranilla Bank (United States)

Swan Islands (United States)

United States Virgin Islands (United States)

Wake Island (United States)

Australian states

New South Wales

Queensland

South Australia

Tasmania

Victoria

Western Australia

Canadian states

Alberta

British Columbia

Manitoba

New Brunswick

Northwest Territories

Nova Scotia

Ontario

Prince Edward Island

Quebec

Saskatchewan

Yukon Territory

U.S. states

Alabama

Arizona

Arkansas

California

Colorado

Connecticut

Delaware

Florida

Georgia

Idaho

Illinois

Indiana

Iowa

Kansas

Kentucky

Louisiana

Maine

Maryland

Massachusetts

Michigan

Minnesota

Mississippi

Missouri

Montana

Nebraska

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina

North Dakota

Ohio

Oklahoma

Oregon

Pennsylvania

Rhode Island

South Carolina (until mid-1940)

South Carolina (from mid-1940)

South Dakota

Tennessee

Texas

Utah

Vermont

Virginia

Washington

West Virginia

Wisconsin

Wyoming

Other entities

Provisional Government of the Republic of China (until 30 March)

Reformed Government of the Republic of China (until 30 March)

Reorganized National Government of the Republic of China (from 30 March)

Democratic Finland (from 12 March)

Free France (from 18 June)

Vichy France (from 22 June)

Provisional Government of the Republic of Korea

Manchukuo

Mengjiang

Poland

Slovakia

Tangier (until 14 June)

Tuva

Chinese Communist Party

Other culturals

Buddhism

Esperanto

Pan-African Flag

Romani