| Answer | Crossword Clue |
|---|---|
| SSRS | What Latvia and Belarus once were: Abbr. |
| SSRS | Latvia and Belarus, once |
| SSRS | Moldova and Belarus, once: Abbr. |
| SSRS | Belarus and Ukraine, once: Abbr. |
| SSRS | Azerbaijan and Belarus, once: Abbr. |
| SSRS | Lithuania and Latvia, once: Abbr. |
| SSRS | Georgia and Latvia, once: Abbr. |
| SSRS | Georgia and Latvia, once (abbr.) |
| SSRS | Estonia and Latvia, once: Abbr. |
| SSRS | Estonia and Latvia, once (abbr.) |
| SSRS | Latvia and Estonia, once: Abbr. |
| SSRS | Latvia and Lithuania, once: Abbr. |
| SSRS | Latvia and Ukraine, once: Abbr. |
