Which of these events came first?

julius caesar’s assassination
rome becoming a republic
caesar augustus taking power
rome becoming an empire

Rome becoming a republic

Explanation:

Roman Republic. Period of the history of Rome, characterized by a regime of republican government as a form of government. The beginning of the Roman Republic is located in the year 509 a.c., when the Roman Monarchy was ended with the expulsion of the last king, Lucio Tarquinio el Soberbio, and lasted more than 450 years, until 27 a. C., after a series of conflicts by the power, through a series of civil wars, calls Punic Wars, that ended at the Roman Empire.