15. The United States Negated its Treaties with the Tribes
By this point, the United States government had pretty well established the fact that it was bound to renege on the treaties that it had signed with the Native Americans. In 1871, the government completely ended the system of engaging in agreements with the tribes. Instead of using treaties as an excuse for taking the natives’ land, it began taking it outright. It established laws that blatantly took it away.