School systems were shut down instead of integrating schools
In January 1876, the Sioux and the Cheyenne were ordered to leave the Black Hills area of South Dakota, which had been designated by treaty for them because gold was discovered in the Black Hills of South Dakota and the US government was unable to keep gold prospectors and others out of the area which had been given to the Sioux in a treaty. I hope that this is the answer that you were looking for and it has helped you.
Do you mean what? I would say disease, the natives have never came in contact with those sicknesses so they died out fast because of how weak their immune systems were.
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No but he did found the university of Pennsylvania
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