| Rating | Solver | Clue |
|---|---|---|
| USSR | Soviet Union | |
| RUSSIA | Former Soviet Union | |
| KGB | Soviet Union intelligence agency | |
| GORBACHEV | Soviet Union's last leader | |
| PROLETARIAT | Soviet Union's working class | |
| BULGARIA | Nation once counted within Soviet Union | |
| OPERATION BARBAROSSA | What was the code name for the German invasion of the Soviet Union in WWII? | |