What led to the intense political factions of the early United States?

Political factions or parties began to form during the struggle over ratification of the federal Constitution of 1787. Friction between them increased as attention shifted from the creation of a new federal government to the question of how powerful that federal government would be.

Explanation:

to fight against injustice and class division

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.