| Answer | Crossword Clue |
|---|---|
| TSAR | Ruler of the Cossacks, once |
| TSAR | Ruler of the Cossacks |
| OMSK | HQ of Siberian Cossacks, once |
| SHAH | Ruler of Iran, once |
| ROMA | Ruler of Gallia and Britannia, once |
| CZAR | Russian ruler, once |
| BEY | Tunis ruler once |
| SHAH | Mideast ruler once |
| MAHARAJAH | Indian ruler, once |
| EMIR | Turkish ruler, once |
| DOGE | Genoese ruler, once |
| DEY | Ottoman ruler, once |
| TSAR | Once a ruler. |
| SHAH | Iranian ruler, once |
| INCA | Peruvian ruler, once |
| TSAR | Russian ruler, once |
| SHAH | Ruler with a palace in Tehran, once |
