How many kings had Rome had before it turned into an empire?

Two thousand years ago, the world was ruled by Rome, but Rome could not rule itself. It took two men to wrestle Rome back from chaos and turn a republic into an empire. In the first century BC, Rome was a republic. Power lay in the hands of the Senate, elected by Roman citizens. read more

Rome was a republic before the empire, at times led by dictators like Julius Caesar, but the legend of the founding of the Republic is that Rome began as a kingdom. read more

After Romulus, Rome's first legendary king, Roman kings were elected by the people of Rome, sitting as a Curiate Assembly, who voted on the candidate that had been nominated by a chosen member of the senate called an interrex. read more

In contrast, the Roman Empire was different, for it didn’t have a king; it had an emperor, and one must search both the Roman Republic and the Empire, almost one thousand years of history, to discover the reasons for the difference. read more