Related Clues:
- 'Master and Margarita' locale
- It dissolved in December 1991
- Letters on the Allied side in WWII
- One-time Red giant
- Pre-1991 Georgia, e.g.: Abbr
- Bloc established officially in Moscow in 1922
- Five-Year Plan nation
- Abbr. retired after Gorbachev's resignation
- Apt anagram of 'Russ.'
- State for which 'Animal Farm' is an allegory
- Uzbekistan, once: Abbr
- Brezhnev's land
- Gorbachev's former domain
- Red giant that's broken apart
- Cold War opponent: Abbr