The Roman Government is one of the biggest in the world because they took over so many cities and places. Rome had three different types of government: Monarchy,Republic, and an Empire. While the myth of Rome’s origins involve Romulus killing his twin brother Remus to rule Rome and name it after himself, we know that the area was ruled by the Etruscans in the seventh century B.C. Here is an image of Rome after they concurred the other places