| Existed | Answer | % Correct |
|---|---|---|
| 1946-1989 | Bulgarian People's Republic | 100%
|
| 1949-1989 | Hungarian People's Republic | 100%
|
| 1947-1989 | Polish People's Republic | 100%
|
| 1947-1989 | Romanian People's Republic | 100%
|
| 1922-1991 | Soviet Union | 100%
|
| 1946-1992 | Albanian People's Republic | 75%
|
| 1919 | Bavarian Soviet Republic | 75%
|
| 1948-1989 | Czechoslovak Socialist Republic | 75%
|
| 1949-1990 | German Democratic Republic | 75%
|
| 1871 | Paris Commune | 75%
|
| 1945-1992 | Yugoslavia | 75%
|
| 1918 | Alsace-Lorraine Soviet Republic | 50%
|
| 1918-1919 | Estonian Workers' Commune | 50%
|
| 1918 | Finnish Socialist Workers' Republic | 50%
|
| 1919 | Slovak Soviet Republic | 50%
|
| 1918-1919 | Bremen Soviet Republic | 25%
|
| 1921-1922 | Free State of Fiume | 25%
|
| 1919 | Hungarian Soviet Republic | 25%
|
| 1921-1939 | Life and Labor Commune | 25%
|
| 1919 | Limerick Soviet | 25%
|
| 1917 | Makhnovshchina | 25%
|
| 1919 | Prekmurje Republic | 25%
|
| 1990-1991 | Pridnestrovian Moldavian Soviet Socialist Republic | 25%
|
| 1920 | Red Ruhr Army | 25%
|
| 1945-1957 | San Marino | 25%
|
| 1921 | Serbian-Hungarian Baranya-Baja Republic | 25%
|
| 1918-1919 | Tarnobrzeg Republic | 25%
|