The story of the Carlisle Indian Industrial School begins with a brief introduction to its founder. Richard Henry Pratt spent eight years (1867-1875) in Indian Territory as an officer of the 10th Cavalry, commanding a unit of African-American "Buffalo Soldiers" and Indian Scouts. During this time, he was stationed at Ft. Sill, OK, 60 miles east of the site of the Battle of the Whitewash where Black Kettle (Cheyenne) was eliminated 1867.
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Northwest Ordinance Law !
The new technology made machines and that put many people nationwide out of jobs because machines were doing there jobs and doing them better