A large part of the United States was purchased from France in the Louisiana Purchase. This territory had a large population of Native Americans who had their own tribal land as the French and the Spanish had not bothered them too much.
This changed when the United States took over. In America's relentless pursuit to reach the west coast and to gain more economic opportunities, they forced Native Indians off their lands in Louisiana and relocated most of them.
Indian removal was a forced migration in the 19th century whereby Native Americans were forced by the United States government to leave their ancestral homelands in the eastern United States to lands west of the Mississippi River, specifically to a designated Indian