Throughout much of the Roman Empire there was an emperor in power; however, at one point they developed and used a republic. Explain how the Romans used the republic, who had power, and the three main parts of government. (PLEASE HELP ME WITH THIS FAST!!)

The Roman Republic began in 509 B.C. when the Romans expelled the Etruscan kings and set up their own government. Having witnessed the problems of the monarchy on their own land, and aristocracy and democracy among the Greeks, they opted for a mixed form of government, with three branches. This innovation became known as a republican system.

Explanation:

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