What Kinds of Governments Exist?

One of the world’s earliest known works of literature is a poem about a king named Gilgamesh, who ruled a civilization in ancient Mesopotamia. King Gilgamesh oppressed his people, and in turn they appealed to the gods for help.

https://world101.cfr.org/how-world-works-and-sometimes-doesnt/forms-government/what-kinds-governments-exist