Related Clues:
- CCCP, in English
- It disappeared on Dec. 26, 1991
- Georgia used to be part of it
- Pre-1991 superpower
- Cold-war adversary
- Letters on Yuri Gagarin's helmet
- Red letters
- Locale in a 1968 Beatles song
- US' cold-war adversary
- Khrushchev's country
- Letters on Gagarin's helmet
- 1980 Olympic silver medal hockey letters
- Pres. Reagan's "evil empire"
- Former Eurasian superpower
- Fed. dissolved by the Belavezha Accords