Related Clues:
- Red giant that's broken apart
- Cold War opponent: Abbr
- Gorbachev led it last
- Space-race participant
- Stalin's land
- KGB's country
- Gorby's domain, once
- Stalin's land, in brief
- Gorbachev's land: Abbr
- UN member until '91
- BOAC destination in a Beatles hit
- Biggest breakup of 1991
- Old map abbr
- Anti-Ballistic Missile Treaty signatory, briefly
- It broke up in 1991