He is considered a hero for finding the new land and discovering a new place for people to live. After finding this land there were also new imports and things that came from this world many were good but the same amount were bad like diseases
A main difference is the context of the war. The American Revolution was caused by a majority of the America population becoming unhappy because of how the British were ruling them. The French Revolution started between the French lower class and the French government.
Pretty obvious why it happened. Confederate veterans were fed up with the Conservative legislators, so they created a hate group to go against the typical Conservative idea that slaves should be free. Hope this helps :)