|
* [[Polish Soviet Socialist Republic]] (1920)
* [[East Polish Soviet Socialist Republic]] (1990)
=== Soviet Territories ===
{| class="wikitable"
|+
! Flag
! Country
! Language(s)
|- Soviet Union
| {{flagicon|Soviet Union}}
| [[Soviet Union]]
| Russian, Ukrainian, Belarusian, Lithuanian, Latvian, Estonian, Romanian (Moldova), Georgian, Azerbaijani, Armenian, Kazakh, Kirghiz, Turkmen, Tajik, Uzbek
|- Poland
| {{flagicon|Poland}}
| [[Poland]]
| Polish
|- Bulgaria
| {{flagicon|Bulgaria}}
| [[Bulgaria]]
| Bulgarian
|- Hungary
| {{flagicon|Hungary}}
| [[Hungary]]
| Hungarian
|- Albania
| {{flagicon|Albania}}
| [[Albania]]
| Albanian
|- Romania
| {{flagicon|Romania}}
| [[Romania]]
| Romanian
|- Czechoslovakia
| {{flagicon|Czechoslovakia}}
| [[Czechoslovakia]]
| Czechoslovak, Czech, Slovak
|- Yugoslavia
| {{flagicon|Yugoslavia}}
| [[Yugoslavia]]
| Serbian, Croatian, Slovenian, Montenegrin, Macedonian, Bosnian
|- East Germany
| {{flagicon|East Germany}}
| [[East Germany]]
| German
|- China
| {{flagicon|China}}
| [[People's Republic Of China]]
| Chinese
|- North Korea
| {{flagicon|North Korea}}
| [[North Korea]]
| Korean
|- Afghanistan
| {{flagicon|Afghanistan}}
| [[Afghanistan]]
| Pashto, Persian
|- South Yemen
| {{flagicon|South Yemen}}
| [[South Yemen]]
| Arabic
|- Mongolia
| {{flagicon|Mongolia}}
| [[Mongolia]]
| Mongolian
|- Vietnam/North Vietnam
| {{flagicon|Vietnam}}, {{flagicon|North Vietnam}}
| [[Vietnam]], [[North Vietnam]]
| Vietnamese, French
|- Laos
| {{flagicon|Laos}}
| [[Laos]]
| Lao, French
|- Kampuchea
| {{flagicon|Cambodia}}
| [[Kampuchea]]
| Khmer, French
|- Cuba
| {{flagicon|Cuba}}
| [[Cuba]]
| Spanish
|- Venezuela
| {{flagicon|Venezuela}}
| [[Venezuela]]
| Spanish
|- Zaire
| {{flagicon|Zaire}}
| [[Zaire]]
| Dutch
|- Somalia
| {{flagicon|Somalia}}
| [[Somalia]]
| Somali, Italian
|- Benin
| {{flagicon|Benin}}
| [[Benin]]
| French
|- Madagascar
| {{flagicon|Madagascar}}
| [[Madagascar]]
| Malagasy, French
|- Mozambique
| {{flagicon|Mozambique}}
| [[Mozambique]]
| Portuguese
|- Angola
| {{flagicon|Angola}}
| [[Angola]]
| Portuguese
|}
== Autonomous Republics of the Soviet Union ==
| 