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Historic Nations
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Treaty Timeline

Ratified Indian Treaties

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 188: Oto and Missouri - Oto Village, Platte River, September 21, 1833
Creation Date
National Archives Identifier
124087226
Ratified Indian Treaty Number
Ratified Indian Treaty 225: Sauk and Fox (Confederated Tribes) - Washington, DC, October 21, 1837
Creation Date
National Archives Identifier
148027182
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 227: Sauk and Fox of Missouri - Washington, DC, October 21, 1837
Creation Date
National Archives Identifier
148027176
Ratified Indian Treaty Number
Ratified Indian Treaty 229: Iowa - St. Louis, Missouri, November 23, 1837
Creation Date
National Archives Identifier
148027181
Ratified Indian Treaty Number
Ratified Indian Treaty 265: Oto and Missouri - Washington, DC, March 15, 1854
Creation Date
National Archives Identifier
176561682
Ratified Indian Treaty Number

Associated Cessions

Cession 151
Cession 152
Cession 153
Cession 186
Cession 314
Cession 595
Cession 626
Cession 627