The use of concentration camps as part of a planned ethnic cleansing campaign originated with the American governments efforts to relocate and exterminate the i

The use of concentration camps as part of a planned ethnic cleansing campaign originated with the American governments efforts to relocate and exterminate the indigenous populations of the Southeastern United States see https://en.wikipedia.org/wiki/Indian_Removal_Act https://en.wikipedia.org/wiki/Indian_Removal_Act if you want to pick up the trail.