How was the civilization of Sumer organized?

The Sumerian communities were city states organized around a temple and ruled by a priesthood. The bulk of the people of the community were considered to be the servant-slaves of the god of the temple. ... The political structure of Sumer was independent city-states. The map shows the important communities.

Explanation:

idk but found this on google

"the kansas-nebraska act allowed each territory to decide the issue of slavery on the basis of popular sovereignty. kansas with slavery would violate the missouri compromise, which had kept the union from falling apart for the last thirty-four years. the missouri compromise had prevented this from happening since 1820."

try something like republic or democracy joined or something because its talking about a election party.