Poland
Czechoslovakia
Yugoslavia
Albania
Austria
Hungary
Bulgaria
Mandatory Palestine (later divided into Israel, Jordan, and the Gaza Strip)
After World War II, the following countries gained independence:
Africa:
Algeria
Angola
Benin
Botswana
Burkina Faso
Burundi
Cameroon
Cape Verde
Central African Republic
Chad
Comoros
Congo (Brazzaville)
Congo (Kinshasa)
Cote d'Ivoire
Djibouti
Equatorial Guinea
Eritrea
Ethiopia
Gabon
Gambia
Ghana
Guinea
Guinea-Bissau
Kenya
Lesotho
Liberia
Libya
Madagascar
Malawi
Mali
Mauritania
Mauritius
Morocco
Mozambique
Namibia
Niger
Nigeria
Rwanda
Sao Tome and Principe
Senegal
Seychelles
Sierra Leone
Somalia
South Africa
South Sudan
Sudan
Swaziland
Tanzania
Togo
Tunisia
Uganda
Zambia
Zimbabwe
Asia:
Bangladesh
Bhutan
Cambodia
China
India
Indonesia
Israel
Jordan
Kuwait
Kyrgyzstan
Laos
Lebanon
Malaysia
Maldives
Mongolia
Myanmar
Nepal
North Korea
Pakistan
Philippines
Qatar
Singapore
South Korea
Sri Lanka
Syria
Tajikistan
Thailand
Timor-Leste
Turkmenistan
United Arab Emirates
Uzbekistan
Vietnam
Yemen
Europe:
Albania
Andorra
Austria
Belarus
Bosnia and Herzegovina
Bulgaria
Croatia
Cyprus
Czech Republic
Estonia
Finland
Germany
Greece
Hungary
Iceland
Kosovo
Latvia
Liechtenstein
Lithuania
Luxembourg
Macedonia
Malta
Montenegro
Netherlands
Norway
Poland
Portugal
Romania
Russia
San Marino
Serbia
Slovakia
Slovenia
Spain
Sweden
Switzerland
Ukraine
United Kingdom
Vatican City
North America:
Canada (became a fully sovereign state in 1982)
South America:
Guyana
Suriname