I'm guessing that they fought against forces, like the people trying to steal land so they could have enough space to live, farm, and hunt.
I also think that the Native American could have traded or given valuable items to the people who were trying to take their land in exchange for the Natives to keep their land.
The French Revolution and the American Revolution were almost direct results of Enlightenment thinking. The idea that society is a social contract between the government and the governed stemmed from the Enlightenment as well
<span>Study ancient Roman culture to learn more about Roman attitudes toward violence and slavery :D </span>