For 10 points, name this Roman general who changed the Roman Republic into the Roman Empire.
This leader crushed revolts led by Vercingetorix at the fortress of Alesia during his conquest of Gaul. This figure was appalled when pirates who had kidnapped him ransomed him for only twenty talents. During a civil war he started, this figure defeated Pompey, with whom he had formed the First Triumverate. This figure was stabbed in the Senate by his former allies, including Brutus, on the Ides of March. For 10 points, name this Roman general who changed the Roman Republic into the Roman Empire.
This leader crushed revolts led by Vercingetorix at the fortress of Alesia during his conquest of Gaul.
Gaius Julius {Caesar}