Main cause of the civil wars in France?

unequal distribution of wealth : for example, the poor, which was the ast majority of the population in France, was paying mostly all of the taxes for France, which they couldn't afford because the rich (upper classes) got exempt from taxes

also, the American revolution and other revolutionary movements were a cause of a heightened revolutionary spirit. the other revolutions were powered by European thinkers lie john Locke, and Jacques Russeau.