The Enlightenment played an important role in the French Revolution. The Enlightenment transformed the monarchy, creating the idea of a republic. The bourgeoisie liked the ideas of John Locke. He said no king should have absolute power and liked the idea of a constitutional monarchy.
There’s answers already on another post if you look it up
It made the United States of America a super power
It put Germany into a horrible depression
It brought technology 70 years of progress
Treaty of Versailles made Germany pay for the war
I hoped this helped