The enlightenment philosopher heavily influenced government and society. Their principles which were based on reason and science, instead of religion, were incremental to the French Revolution, which borrowed aspects such as every man is born free, which helped push the French proletariat to overthrow the monarchy. The enlightenment philosophers also produced important literature such as the Encyclopedia (to cite one example), which were revolutionary texts, but also informational texts for the public.
Reign of terror............................................................................i believe
They moved to the city so they would have an easier time finding work
They moved out of the foothills and into the plains (near rivers). The rivers provided more opportunities for food growth.