Answer:
start agriculture to make money
have slaves
in the south cotton is king
SO.......... they had to build across multiple different terrains. A few times they even had to dig through sections of mountains
In voting because giving the citizens the right to vote allows them to choose the people to lead them and make the laws that they will follow.
They bred prolifically and when their population exceeded the capacity of their limited land to sustain them, they sent out the surplus population to seize new land and establish new city-states. So they spread right around the Mediterranean and Black Seas.