| Year | Answer | % Correct |
|---|---|---|
| 1955-collapse | Poland | 100%
|
| 1955-collapse | Bulgaria | 93%
|
| 1955-collapse | Czechoslovakia | 93%
|
| 1955-collapse | Romania | 93%
|
| 1955-collapse | Soviet Union | 93%
|
| 1955-1990 | East Germany | 86%
|
| 1955-collapse | Hungary | 86%
|
| 1955-1968 | Albania | 71%
|