How is Saqqara in Egypt different from the city states of Mesopotamia? (old Egypt)

In the olden days of Egypt they had slaves and rulers but it's different because everything has changed in countries and the United states.

Explanation: Saqqara also spelled Sakkara or Saccara in English. Also a vast, ancient burial ground in Egypt, serving as the necropolis for the ancient Egyptian capital, Memphis. Another sixteen Egyptian kings built pyramids at Saqqara, which are now in various states of preservation. High officials added private funeral.

it took two men to wrestle rome back from chaos and turn a republic into an empire. in the first century bc, rome was a republic. power lay in the hands of the senate, elected by roman citizens. but the senators were fighting for power between themselves.