| Answer | Crossword Clue |
|---|---|
| LIV | Year Nero became Emperor. |
| LIV | When Nero became emperor, A.D. |
| CDL | Year Marcian became emperor |
| CLXI | Year Marcus Aurelius became emperor |
| XLI | Year Claudius I became emperor |
| CCCVI | Year Constantine the Great became emperor |
| CLX | Year before Marcus Aurelius became emperor |
| CMI | Year Louis III became Holy Roman emperor |
| MCXI | Year that Henry V became Holy Roman emperor |
