Sioux

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Present Day Nations

Arapaho Tribe of the Wind River Reservation, Wyoming

Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, Montana

Cheyenne River Sioux Tribe of the Cheyenne River Reservation, South Dakota

Cheyenne and Arapaho Tribes, Oklahoma

Crow Creek Sioux Tribe of the Crow Creek Reservation, South Dakota

Flandreau Santee Sioux Tribe of South Dakota

Lower Brule Sioux Tribe of the Lower Brule Reservation, South Dakota

Lower Sioux Indian Community in the State of Minnesota

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

Upper Sioux Community, Minnesota

Yankton Sioux Tribe of South Dakota

Treaty Timeline

Ratified Indian Treaties

Ratified Indian Treaty 62: Potawatomi - Portage des Sioux, July 18, 1815

Creation Date

National Archives Identifier

176316993

Ratified Indian Treaty Number

Ratified Indian Treaty 63: Piankashaw - Portage des Sioux, July 18, 1815

Creation Date

National Archives Identifier

77434176

Ratified Indian Treaty Number

Ratified Indian Treaty 64: Teton - Portage des Sioux, July 19, 1815

Creation Date

National Archives Identifier

77820750

Ratified Indian Treaty Number

Ratified Indian Treaty 65: Sioux of the Lakes - Portage des Sioux, July 19, 1815

Creation Date

National Archives Identifier

77828875

Ratified Indian Treaty Number

Ratified Indian Treaty 66: Sioux of St. Peter's River - Portage des Sioux, July 19, 1815

Creation Date

National Archives Identifier

99904360

Ratified Indian Treaty Number

Ratified Indian Treaty 67: Yankton Sioux - Portage des Sioux, July 19, 1815

Creation Date

National Archives Identifier

100220628

Ratified Indian Treaty Number

Ratified Indian Treaty 68: Makah - Portage des Sioux, July 20, 1815

Creation Date

National Archives Identifier

100220631

Ratified Indian Treaty Number

Ratified Indian Treaty 69: Kickapoo - Portage des Sioux, September 2, 1815

Creation Date

National Archives Identifier

86752368

Ratified Indian Treaty Number

Ratified Indian Treaty 71: Osage - Portage des Sioux, September 12, 1815

Creation Date

National Archives Identifier

86753387

Ratified Indian Treaty Number

Ratified Indian Treaty 72: Sauk - Portage des Sioux - September 13, 1815

Creation Date

National Archives Identifier

86753392

Ratified Indian Treaty Number

Ratified Indian Treaty 73: Fox - Portage des Sioux, September 14, 1815

Creation Date

National Archives Identifier

86753393

Ratified Indian Treaty Number

Ratified Indian Treaty 74: Iowa - Portage des Sioux, September 16, 1815

Creation Date

National Archives Identifier

86753394

Ratified Indian Treaty Number

Ratified Indian Treaty 79: Sioux of the Leaf, Sioux of the Broad Leaf, Sioux Who Shoot in the Pine Tops - St. Louis, Missouri Territory, June 1, 1816

Creation Date

National Archives Identifier

83443580

Ratified Indian Treaty Number

Ratified Indian Treaty 129: Sioux (Teton, Yankton and Yanktonai) - Fort Lockout Near the Three Rivers of the Sioux Pass, June 22, 1825

Creation Date

National Archives Identifier

167247072

Ratified Indian Treaty Number

Ratified Indian Treaty 130: Sioux (Sioune and Oglala) - Mouth of the Teton River, July 5, 1825

Creation Date

National Archives Identifier

167772518

Ratified Indian Treaty Number

Ratified Indian Treaty 132: Sioux (Hunkpapa) - Arikara Village, July 16, 1825

Creation Date

National Archives Identifier

167774364

Ratified Indian Treaty Number

Ratified Indian Treaty 139: Sioux, Chippewa, Sauk and Fox, Menominee, Iowa, Winnebago, and Part of Ottawa, Chippewa and Potawatomi of Illinois - Prairie du Chien, Michigan Territory, August 19, 1825

Creation Date

National Archives Identifier

169164548

Ratified Indian Treaty Number

Ratified Indian Treaty 159: Sauk and Fox, Sioux (Mdewakanton, Wahpacoota, Wahpeton, Sisseton, Yankton and Santee), Omaha, Iowa, Oto and Missouri - Prairie du Chien, Michigan Territory, July 15, 1830

Creation Date

National Archives Identifier

131516479

Ratified Indian Treaty Number

Ratified Indian Treaty 210: Sioux (Wahashaw's Band) - Sept. 10, 1836

Creation Date

National Archives Identifier

148026694

Ratified Indian Treaty Number

Ratified Indian Treaty 217: Oto, Missouri, Omaha, and Sioux (Yankton and Santee Bands) - Bellevue, Upper Missouri, October 15, 1836

Creation Date

National Archives Identifier

170231456

Ratified Indian Treaty Number

Ratified Indian Treaty 218: Sioux (Wahpekute, Sisseton, and Upper Mdewakanton) - November 30, 1836

Creation Date

National Archives Identifier

170281429

Ratified Indian Treaty Number

Ratified Indian Treaty 224: Sioux of Mississippi - Washington, DC, September 29, 1837

Creation Date

National Archives Identifier

148026698

Ratified Indian Treaty Number

Ratified Indian Treaty 226: Yankton Sioux - Washington, DC, October 21, 1837

Creation Date

National Archives Identifier

148026727

Ratified Indian Treaty Number

Ratified Indian Treaty 258: Sioux (Sisseton and Wahpeton) - Traverse des Sioux on the Minnesota River, Minnesota Territory, July 23, 1851

Creation Date

National Archives Identifier

176216231

Ratified Indian Treaty Number

Ratified Indian Treaty 259: Sioux (Mdewakanton and Wahpahkoota) - Mendota, Minnesota Territory, August 5, 1851

Creation Date

National Archives Identifier

176246554

Ratified Indian Treaty Number

Ratified Indian Treaty 307: Sioux (Yankton) - Washington, DC, April 19, 1858

Creation Date

National Archives Identifier

178710468

Ratified Indian Treaty Number

Ratified Indian Treaty 308: Sioux (Mdewakanton and Wahpekuta [Wahpekute]) - Washington, DC, June 19, 1858

Creation Date

National Archives Identifier

178713679

Ratified Indian Treaty Number

Ratified Indian Treaty 309: Sioux (Sisseton, Wahpeton) - Washington, DC, June 19, 1858

Creation Date

National Archives Identifier

178739552

Ratified Indian Treaty Number

Ratified Indian Treaty 339: Sioux (Miniconjou) - Fort Sully, Dakota Territory, October 10, 1865

Creation Date

National Archives Identifier

178930831

Ratified Indian Treaty Number

Ratified Indian Treaty 340: Sioux (Lower Brule) - Fort Sully, Dakota Territory, October 14, 1865

Creation Date

National Archives Identifier

178930895

Ratified Indian Treaty Number

Ratified Indian Treaty 344: Sioux (Two Kettles) - Fort Sully, Dakota Territory, October 19, 1865

Creation Date

National Archives Identifier

178930933

Ratified Indian Treaty Number

Ratified Indian Treaty 345: Sioux (Blackfeet) - Fort Sully, Dakota Territory, October 19, 1865

Creation Date

National Archives Identifier

178930944

Ratified Indian Treaty Number

Ratified Indian Treaty 346: Sioux (Sans Arcs) - Fort Sully, Dakota Territory, October 20, 1865

Creation Date

National Archives Identifier

178930956

Ratified Indian Treaty Number

Ratified Indian Treaty 347: Sioux (Hunkpapa) - Fort Sully, Dakota Territory, October 20, 1865

Creation Date

National Archives Identifier

178931001

Ratified Indian Treaty Number

Ratified Indian Treaty 348: Sioux (Yanktonai) - Fort Sully, Dakota Territory, October 20, 1865

Creation Date

National Archives Identifier

178931017

Ratified Indian Treaty Number

Ratified Indian Treaty 349: Sioux (Upper Yanktonai) - Fort Sully, Dakota Territory, October 28, 1865

Creation Date

National Archives Identifier

178931031

Ratified Indian Treaty Number

Ratified Indian Treaty 350: Sioux (Oglala) - Fort Sully, Dakota Territory, October 28, 1865

Creation Date

National Archives Identifier

178931046

Ratified Indian Treaty Number

Ratified Indian Treaty 360: Sioux (Sisseton and Wahpeton) - Washington, DC, February 19, 1867

Creation Date

National Archives Identifier

58234673

Ratified Indian Treaty Number

Ratified Indian Treaty 369: Sioux (Brule, Oglala, Miniconjou, Yanktonai, Hunkpapa, Blackfeet, Cuthead, Two Kettle, Sans Arcs, and Santee) and Arapaho - Fort Laramie, Dakota Territory, April 29, 1868

Creation Date

National Archives Identifier

183517089

Ratified Indian Treaty Number

Associated Cessions

Cession 243

Cession 300

Cession 516

Cession 581

Cession 584

Cession 597

Cession 598

Cession 599

Cession 614

Cession 631

Cession 632

Cession 653

Cession 699