Related Clues:
- Sputnik markings
- Old Cyrillic insignia
- Soyuz letters
- Gorbachev's nation
- Bygone atlas listing
- Bloc that dissolved in 1991
- 91-Across, natively
- 20th-cen. superpower
- KGB's home
- Letters on Soviet posters and rockets
- Former Communist state
- Lenin's land
- Yalta conf. locale
- Warsaw Treaty Org. member
- Former federation