| A | B |
| Gallia | province conquered by Caesar |
| Cleopatra | last pharoah of Egypt |
| Octavian | great-nephew, adopted son |
| Brutus | trusted friend, but an assassin |
| Marcus Antonius | Caesar's supporter, right-hand man |
| Pompeius Magnus | defeated by Caesar at Pharsalus |
| Crassus | member of 1st triumvirate with Caesar and Pompey |
| Ides | another name for March 15 |
| Calpurnia | Caesar's wife |
| Populares | political party supporting Caesar |
| Rubicon | river crossed by Caesar, tantamount to war |
| Pontifex Maximus | chief priest of Roman state religion |
| Bibulus | co-consul with Caesar in 59 |
| Julia | Caesar's daughter, married to Pompey |
| Veni vidi vici | quote said after the battle against Pontus |