Three civilizations who inspired the development of american democracy were

Greece; athenian deocracy rome: citizenship and senate england: magna carta and concept that those who govern do so by consent of the people.

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.

An example of a political opponent would be albert einstein hitler hated him because he was jewish a pacifist