The LEAGUE of NATIONS
history's greatest mistake

   MEMBER STATES

#
Country
Joined
Left
  1 Afghanistan, Kingdom of 1934
  2 Albania, Republic of 1920 1939
  3 Argentina, Republic of 1920
  4 Australia, Commonwealth of 1920
  5 Austria, Republic of 1920 1938*
  6 Belgium, Kingdom of 1920
  7 Bolivia, Republic of 1920
  8 Brazil, Republic of 1920 1926
  9 Bulgaria, Tsardom of 1920
  10 Canada, Dominion of 1920
  11 Chile, Republic of 1920 1938
  12 China, Republic of 1920
  13 Costa Rica, Republic of 1920 1925
  14 Cuba, Republic of 1920
  15 Czechoslovakia, Republic of 1920
  16 Denmark, Kingdom of 1920
  17 Dominican Republic 1924
  18 Ecuador, Republic of 1934
  19 Egypt, Kingdom of 1937
  20 El Salvador, Republic of 1920 1937
  21 Estonia, Republic of 1921
  22 Ethiopia, Empire of 1923
  23 Finland, Republic of 1920
  24 France, Republic of 1920
  25 Germany, Republic of 1926 1933
  26 Great Britain and Northern Ireland, United Kingdom of 1920
  27 Guatemala, Republic of 1920 1936
  28 Haiti, Republic of 1920 1942
  29 Honduras, Republic of 1920 1936
  30 Hungary, Kingdom of 1922 1939
  31 India, Empire of 1920
  32 Iran, Persian Empire of 1920
  33 Iraq, Kingdom of 1932
  34 Ireland, Republic of 1923
  35 Italy, Kingdom of 1920 1937
  36 Japan, Empire of 1920 1933
  37 Latvia, Republic of 1921
  38 Lithuania, Republic of 1921
  39 Liberia, Republic of 1920
  40 Luxembourg, Grand Duchy of 1920
  41 Mexico, Republic of 1931
  42 Nertherlands, Kingdom of 1920
  43 New Zealand, Dominion of 1920
  44 Nicaragua, Republic of 1920 1936
  45 Norway, Kingdom of 1920
  46 Panama, Republic of 1920
  47 Paraguay, Republic of 1920 1935
  48 Peru, Republic of 1920 1939
  49 Poland, Republic of 1920
  50 Portugal, Republic of 1920
  51 Romania, Kingdom of 1920 1940
  52 Siam, Kingdom of 1920
  53 South Africa, Union of 1920
  54 Spain, Kingdom of 1920 1939
  55 Sweden, Kingdom of 1920
  56 Switzerland, Federation of 1920
  57 Turkey, Republic of 1932
  58 Uruguay, Republic of 1920
  60 Union of Socialist Soviet Republics 1934 1939
  61 Venezuela, Republic of 1920 1938
  62 Yugoslavia, Kingdom of 1920

*annexed by Germany

Total countries joined- 62
Total countries left- 20
Members left after World War Two- 42