William Howard Taft,
United States v. Jackson (280 U.S. 183…
“ We do not think that our decisions leave any doubt, not only that it is within the power, but that it is the duty, of the Congress, where it finds conditions which warrant it, so to do. We have had frequent occasion to point out the duty of the United States to protect its wards, the Indians, and the consequent broad extent of its power over them and their affairs. ”
