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democracy -  a system of government by the whole population or all the eligible members of a state, typically through elected representatives.

monarchy - A monarchy is a form of government in which a person, the monarch, is head of state for life or until abdication.

Oligarchy - Oligarchy is a form of power structure in which power rests with a small number of people. These people may or may not be distinguished by one or several characteristics, such as nobility, fame, wealth, education, or corporate, religious, political, or military control.

Explanation:

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."