Related Clues:
- "Back in the ___" (Beatles hit)
- One of the WWII Allies
- Londoner, e.g
- Letters on old Asian maps
- 1979 Afghanistan invader: Abbr
- Beatles' 'Back in the --'
- Country established in1922 and dissolved in 1991, in short
- It dissolved in Dec. 1991
- Sov. Union
- Yank's ally, often
- Cockney or Cantabrigian
- Bygone U.N. member
- Former world power (Abbr.)
- Letters for an ex-superpower
- Superpower that split up