With caesar augustus’s rise to power, rome

Rome became an empire. Augustus was the first formal emperor. He was called Ceasar , a title taken from the name of his predecessor in power who had been assasinated, and who was a dictator that had destroyed the republic.. All Roman emperors were called Caesars from then on.

Explanation:

became a powerful empire is the correct answer.

Explanation:

answer; no longer than a reasonable period of time;