Dakota 1, Montana 1 Archives - Lewis & Clark Research Database https://research.lewisandclarktrust.org/treaty-location/dakota-1-montana-1/ A digital archive of treaties, documents, artwork, and 360° trail panoramas from the Corps of Discovery Thu, 19 Feb 2026 13:47:20 +0000 en-US hourly 1 Treaty with the Arapaho et al., 1851 https://research.lewisandclarktrust.org/treaties/treaty-with-the-arapaho-et-al-1851/ Thu, 19 Feb 2026 13:47:20 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-arapaho-et-al-1851/ Land cession by the Arapaho, Arikara, Assiniboin, Cheyenne, Crow, Gros Ventre, Mandan, Sioux. Region: Dakota 1, Montana 1. Counties: Dawson, Garfield, McKenzie, Prairie, Richland. Present-Day Tribes Arapaho Tribe of the…

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]]> Land cession by the Arapaho, Arikara, Assiniboin, Cheyenne, Crow, Gros Ventre, Mandan, Sioux. Region: Dakota 1, Montana 1. Counties: Dawson, Garfield, McKenzie, Prairie, Richland.

Present-Day Tribes

  • Arapaho Tribe of the Wind River Reservation, Wyoming
  • Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, Montana
  • Cheyenne and Arapaho Tribes, Oklahoma
  • Cheyenne River Sioux Tribe of the Cheyenne River Reservation, South Dakota
  • Crow Creek Sioux Tribe of the Crow Creek Reservation, South Dakota
  • Crow Tribe of Montana
  • Flandreau Santee Sioux Tribe of South Dakota
  • Fort Belknap Indian Community of the Fort Belknap Reservation of Montana
  • Lower Brule Sioux Tribe of the Lower Brule Reservation, South Dakota
  • Lower Sioux Indian Community in the State of Minnesota
  • Northern Cheyenne Tribe of the Northern Cheyenne Indian Reservation, Montana
  • Oglala Sioux Tribe of the Pine Ridge Reservation, South Dakota
  • Prairie Island Indian Community in the State of Minnesota
  • Rosebud Sioux Tribe of the Rosebud Indian Reservation, South Dakota
  • Santee Sioux Nation, Nebraska
  • Shakopee Mdewakanton Sioux Community of Minnesota
  • Sisseton-Wahpeton Oyate of the Lake Traverse Reservation, South Dakota
  • Spirit Lake Tribe, North Dakota
  • Standing Rock Sioux Tribe of North & South Dakota
  • Three Affiliated Tribes of the Fort Berthold Reservation, North Dakota
  • Upper Sioux Community, Minnesota
  • Yankton Sioux Tribe of South Dakota

Citations

1 Hodge 83-84; DeMallie 695, 698; DeMallie 677; Tiller 481; Tiller 483; Tiller 591; Waldman 20-22; Waldman 60

1 Hodge 72-73; Tiller 476; Tiller 481; Tiller 591; Tiller 610; Waldman 28

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