And now we know why, Theodore Roosevelt(R) sent the U.S. Army into President Grant's(R) Yellowstone. Just like sending in Sherman(R) to burn Atlanta(D). "and all persons who shall locate or settle upon or occupy the same, or any part thereof, except as hereinafter provided, shall be considered trespassers and removed therefrom. https://www.nps.gov/parkhistory/online_books/anps/anps_1c.htm