Answer:
Romulus and Remus fought to determine where the location of the city is going to be.
Explanation:
Romulus and Remus were disagreeing on where to build their grand city. Since they couldn't decide on a location, they fought over it. Romulus killed Remus and built his city between 7 hills. (The 7 hills of Rome) Romulus named the city Rome.
It was to oppose German occupation
Slavery helped support the rich by tending to the things that made them richer (the plantations).
Well ancient Greece was an oligarchy (kind of like a democracy). Greece has City States, as well as Ancient Mesopotamia. Mesopotamia had kings though, but was ran like an Oligarchy.