ND

Agreement with the Arikara, Gros Ventre (Hidatsa), and Mandan, 1886 (ratified by Act of Mar. 3, 1891)

Executive Order, 1875 (addition to the Great Sioux Reserve, east bank of the Missouri)

Executive Order, 1884 (restoration of 1875 Missouri River tracts)

Executive Order, 1892 (addition to Fort Berthold Reservation)

Sioux Act of 1889 (ceded lands)

Sioux Act of 1889 (Standing Rock)

Treaty with the Arapaho et al., 1851

Treaty with the Arikara et al., 1851

Treaty with the Sioux, 1868