Related Clues:
- Old Russia
- Russia before it was Russia
- Former communist country holds ship inside ancient city
- Country whose Cyrillic name was CCCP
- Nat. dissolved in 1991
- Gorbachev's fed
- Letters on an outdated globe
- Spy-fi side
- USA rival in the space drama "For All Mankind"
- Letters on outdated maps
- The Beatles' "Back in the __"
- Letters in a Beatles classic
- USSR, in Russia
- Initials on Yuri Gagarin's helmet
- Former country that included five -stan countries, for short