1940 (Invasion)

Sovereign States

 * [[Image:Kingdom Afghanistan.png|30px]] Afghanistan - Kingdom of Afghanistan
 * [[Image:Flag of Andorra.png|30px]] Andorra- Principality of Andorra
 * [[Image:Argentina Flag.png|30px]] Argentina - Argentine Republic
 * [[Image:Flag of Australia.png|30px]] Australia - Commonwealth of Australia
 * [[Image:Belgium.flag.png|30px]] Belgium - Kingdom of Belgium (to May 17)
 * [[Image:Flag of Bolivia.png|30px]] Bolivia - Republic of Bolivia
 * [[Image:Second Flag of Brazil.png|30px]] Brazil - Republic of the United States of Brazil
 * [[Image:Flag of Bulgaria.png|30px]] Bulgaria - Kingdom of Bulgaria
 * [[Image:Flag of Canada 1921.png|30px]] Canada - Dominion of Canada
 * [[Image:Chile Flag.png|30px]] Chile - Republic of Chile
 * [[Image:Flag of the Republic of China.png|30px]] China - Republic of China
 * [[Image:col.png|30px]] Columbia - Republic of Columbia
 * [[Image:(gc)cr.png|30px]] Costa Rica - Republic of Costa Rica
 * [[Image:Flag of Cuba.png|30px]] Cuba - Republic of Cuba
 * [[Image:Flag of Czechoslovakia.png|30px]] Czechoslovakia - Czechoslovakia
 * [[Image:Flag of danzig.png|30px]] Danzig - Free City of Danzig
 * [[Image:Denmark Flag.gif|30px]] Denmark - Kingdom of Denmark (to April 9)
 * [[Image:Flag of the Dominican Republic.png|30px]] Dominican Republic
 * [[Image:Flag of EcuadorOTL.png|30px]] Ecuador - Republic of Ecuador
 * [[Image:(dai)egyptflag.png|30px]] Egypt - Kingdom of Egypt
 * [[Image:Flag of El Salvador.png|30px]] El Salvador - Republic of El Salvador
 * [[Image:Estonia.flag.png|30px]] Estonia - Republic of Estonia (to June 17)
 * [[Image:Finland.flag.png|30px]] Finland - Republic of Finland
 * [[Image:France.flag.png|30px]]
 * $$ - Third French Republic (to June 22)
 * '''$$ - Vichy France (from June 22)
 * [[Image:Flag of Nazi Germany.png|30px]]   - Third Reich
 * [[Image:Hellenic Kingdom Flag 1935.png|30px]] Greece - Kingdom of Greece
 * [[Image:Flag of Guatemala.png|30px]] Guatemala - Republic of Guatemala
 * [[Image:Flag of Haiti (civil).png|30px]] Haiti - Republic of Haiti
 * [[Image:Flag of Honduras.png|30px]] Honduras - Republic of Honduras
 * [[Image:Flag of Hungary.png|30px]]Hungary' - Republic of Hungary
 * [[Image:Flag of Iceland.png|30px]] Iceland - Kingdom of Iceland
 * [[Image:Flag of Iran (1925).png|30px]] Iran - Imperial State of Iran
 * [[Image:Flag of Iraq 1924.png|30px]] Iraq - Kingdom of Iraq
 * [[Image:Flag of Ireland.png|30px]] Ireland
 * [[Image:Flag of Italy Kingdom.png|30px]] Italy - Kingdom of Italy
 * [[Image:Jpa3.gif|30px]] '''Japan - Empire of Japan
 * [[Image:Latvia.flag.png|30px]] Latvia - Republic of Latvia (to June 17)
 * [[Image:Flag of Liberia.png|30px]] Liberia - Republic of Liberia
 * [[Image:Flag of Liechtenstein.png|30px]] Liechtenstein - Principality of Liechtenstein
 * [[Image:Flag of Lithuania 1918.png|30px]] Lithuania - Republic of Lithuania (to June 15)
 * [[Image:Flag of Luxembourg.png|30px]] Luxembourg - Grand Duchy of Luxembourg (to May 10)
 * [[Image:Flag of Mexico 1934.png|30px]] Mexico - United Mexican States
 * [[Image:Flag of Monaco.png|30px]] Monaco - Principality of Monaco
 * [[Image:Flag of the People's Republic of Mongolia 1924.png|30px]] Mongolia - People's Republic of Mongolia
 * [[Image:Pre 1962 Flag of Nepal.png|30px]] Nepal - Kingdom of Nepal
 * [[Image:Netherlands.flag.png|30px]] Netherlands - Kingdom of the Netherlands (to May 14)
 * [[Image:Flag of the New Zealand.png|30px]] New Zealand - Dominion of New Zealand
 * [[Image:Nicaraguan Flag.jpg|30px]] Nicaragua - Republic of Nicaragua
 * [[Image:Flag of Norway.png|30px]] Norway - Kingdom of Norway (to June 7)
 * [[Image:Flag of Panama.png|30px]] Panama - Republic of Panama
 * [[Image:Flag of Paraguay 1842.png|30px]] Paraguay - Republic of Paraguay
 * [[Image:Flag of Peru 1825.png|30px]] Peru - Republic of Peru
 * [[Image:Flag of Poland.png|30px]] Poland - Republic of Poland
 * [[Image:150px-Flag of Portugal.svg.png|30px]] '''Portugal - Portuguese Republic
 * [[Image:Flag of Romania.png|30px]] Romania - Kingdom of Romania
 * [[Image:Flag of San Marino WS.png|30px]] San Marino - Most Serene Republic of San Marino
 * [[Image:Saudi Arabia Flag 1938.png|30px]] Saudi Arabia - Kingdom of Saudi Arabia
 * [[Image:Flag of Thailand.png|30px]] Siam - Kingdom of Siam
 * [[Image:Flag of the Union of South Africa.png|30px]] South Africa - Union of South Africa
 * [[Image:Flag of the Soviet Union 1923.png|30px]]   - Union of Soviet Socialist Republics
 * [[Image:Flag of the Second Spanish Republic.png|30px]] Spain - Spanish Republic
 * [[Image:Flag of Sweden.png|30px]] Sweden - Kingdom of Sweden
 * [[Image:Flag of Switzerland.png|30px]] Switzerland - Swiss Confederation
 * [[Image:Turkey.png|30px]] Turkey - Republic of Turkey
 * [[Image:otl uk flag.svg|30px]]   - United Kingdom of Great Britain and Northern Ireland
 * [[Image:380px-US_flag_48_stars.svg.png|30px]]   - United States of America
 * [[Image:Uruguay Flag.png|30px]] Uruguay - Eastern Republic of Uruguay
 * [[Image:Flag of the Vatican City.png|30px]] Vatican City - State of the Vatican City
 * [[Image:Old Flag of Venezuela.png|30px]] Venezuela - United States of Venezuela
 * [[Image:Flag of the Mutawakkilite Kingdom of Yemen.png|30px]] Yemen - Mutawakkilite Kingdom of Yemen
 * [[Image:Flag of Yugoslavia Kingdom.png|30px]] Yugoslavia - Kingdom of Yugolsavia