Northern Cheyenne Tribe of the Northern Cheyenne Indian Reservation, Montana

Year	Treaty
1825	Treaty with the Cheyenne Tribe, 1825
1851	Treaty of Fort Laramie with Sioux, etc., 1851
1861	Treaty with the Arapaho and Cheyenne, 1861
1865	Treaty with the Apache, Cheyenne, and Arapaho, 1865
1865	Treaty with the Cheyenne and Arapaho, 1865
1867	Treaty with the Cheyenne and Arapaho, 1867
1868	Treaty with the Northern Cheyenne and Northern Arapaho, 1868