| Answer | Crossword Clue |
|---|---|
| USSR | CIS predecessor |
| USSR | CIS precursor |
| MINSK | CIS headquarters |
| USSR | CIS forerunner |
| USSR | Now CIS |
| USSR | CIS precursor (5) |
| USSR | Pre-CIS nation |
| TRANS | Opposite of "cis-" |
| SSRS | CIS members, formerly |
| SSR | Pre-CIS entity |
| SSRS | CIS members, once |
| USSR | It became the CIS |
| HET | Abbreviation paired with cis, sometimes |
