IL Archives - Lewis & Clark Research Database https://research.lewisandclarktrust.org/treaty-location/il/ A digital archive of treaties, documents, artwork, and 360° trail panoramas from the Corps of Discovery Thu, 19 Feb 2026 13:47:12 +0000 en-US hourly 1 Treaty with the Kickapoo (of the Vermillion), 1819 https://research.lewisandclarktrust.org/treaties/treaty-with-the-kickapoo-of-the-vermillion-1819/ Thu, 19 Feb 2026 13:47:12 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-kickapoo-of-the-vermillion-1819/ Land cession by the Kickapoo (of the Vermillion). Region: Illinois 2, Indiana. Covering 44 counties across IL, IN. Associated dates: 1819-07-30, 1819-08-30. Present-Day Tribes Kickapoo Tribe of Indians of the…

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]]> Land cession by the Kickapoo (of the Vermillion). Region: Illinois 2, Indiana. Covering 44 counties across IL, IN. Associated dates: 1819-07-30, 1819-08-30.

Present-Day Tribes

  • Kickapoo Tribe of Indians of the Kickapoo Reservation in Kansas
  • Kickapoo Tribe of Oklahoma

Citations

Trigger 662-63

1 Hodge 685

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]]> Treaty with the Cahokia et al., 1818 https://research.lewisandclarktrust.org/treaties/treaty-with-the-cahokia-et-al-1818/ Thu, 19 Feb 2026 13:47:11 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-cahokia-et-al-1818/ Land cession by the Cahokia, Kaskaskia, Mitchigamia, Peoria, Tamaroa. Region: Illinois 1. Covering 54 counties across IL. Present-Day Tribes Miami Tribe of Oklahoma Peoria Tribe of Indians of Oklahoma Citations…

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]]> Land cession by the Cahokia, Kaskaskia, Mitchigamia, Peoria, Tamaroa. Region: Illinois 1. Covering 54 counties across IL.

Present-Day Tribes

  • Miami Tribe of Oklahoma
  • Peoria Tribe of Indians of Oklahoma

Citations

1 Hodge 856, 661-62; 1 Hodge 185; 1 Hodge 661-62

Tiller 645

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]]> Treaty with the Chippewa et al., 1816 https://research.lewisandclarktrust.org/treaties/treaty-with-the-chippewa-et-al-1816/ Thu, 19 Feb 2026 13:47:10 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-chippewa-et-al-1816/ Land cession by the Chippewa, Ottowa, Potawatomi. Region: Illinois 2. Covering 20 counties across IL. Present-Day Tribes Bad River Band of the Lake Superior Tribe of Chippewa Indians of the…

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]]> Land cession by the Chippewa, Ottowa, Potawatomi. Region: Illinois 2. Covering 20 counties across IL.

Present-Day Tribes

  • Bad River Band of the Lake Superior Tribe of Chippewa Indians of the Bad River Reservation, Wisconsin
  • Bay Mills Indian Community, Michigan
  • Bois Forte Band (Nett Lake) of the Minnesota Chippewa Tribe, Minnesota
  • Chippewa Cree Indians of the Rocky Boy’s Reservation, Montana
  • Fond du Lac Band of the Minnesota Chippewa Tribe, Minnesota
  • Grand Portage Band of the Minnesota Chippewa Tribe, Minnesota
  • Grand Traverse Band of Ottawa and Chippewa Indians, Michigan
  • Keweenaw Bay Indian Community, Michigan
  • Lac Courte Oreilles Band of Lake Superior Chippewa Indians of Wisconsin
  • Lac du Flambeau Band of Lake Superior Chippewa Indians of the Lac du Flambeau Reservation of Wisconsin
  • Lac Vieux Desert Band of Lake Superior Chippewa Indians, Michigan
  • Leech Lake Band of the Minnesota Chippewa Tribe, Minnesota
  • Mille Lacs Band of the Minnesota Chippewa Tribe, Minnesota
  • Minnesota Chippewa Tribe, Minnesota
  • Red Cliff Band of Lake Superior Chippewa Indians of Wisconsin
  • Red Lake Band of Chippewa Indians, Minnesota
  • Saginaw Chippewa Indian Tribe of Michigan
  • Sault Ste. Marie Tribe of Chippewa Indians of Michigan
  • Sokaogon Chippewa Community, Wisconsin
  • St. Croix Chippewa Indians of Wisconsin
  • Turtle Mountain Band of Chippewa Indians of North Dakota
  • White Earth Band of Minnesota Chippewa Tribe, Minnesota

Citations

Tiller 427; Tiller 428; Tiller 431; Tiller 433; Tiller 434; Tiller 443; Tiller 445; Tiller 447; Tiller 449; Tiller 451; Tiller 455; Tiller 460; Tiller 464; Tiller 488; Tiller 597; Tiller 787; Tiller 793; Tiller 795; Tiller 802; Tiller 807; Tiller 809

Trigger 745

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]]> Treaty with the Piankishaw, 1805 https://research.lewisandclarktrust.org/treaties/treaty-with-the-piankishaw-1805/ Thu, 19 Feb 2026 13:47:09 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-piankishaw-1805/ Land cession by the Piankishaw. Region: Illinois 1. Covering 14 counties across IL. Present-Day Tribes Miami Tribe of Oklahoma Peoria Tribe of Indians of Oklahoma

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]]> Land cession by the Piankishaw. Region: Illinois 1. Covering 14 counties across IL.

Present-Day Tribes

  • Miami Tribe of Oklahoma
  • Peoria Tribe of Indians of Oklahoma

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]]> Treaty with the Sauk and Fox, 1804 https://research.lewisandclarktrust.org/treaties/treaty-with-the-sauk-and-fox-1804/ Thu, 19 Feb 2026 13:47:08 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-sauk-and-fox-1804/ Land cession by the Sauk and Fox. Region: Illinois 1 and 2, Missouri 1 and 2, Wisconsin 1 and 2. Covering 43 counties across IL, MO, WI. Associated dates: 1804-11-03,…

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]]> Land cession by the Sauk and Fox. Region: Illinois 1 and 2, Missouri 1 and 2, Wisconsin 1 and 2. Covering 43 counties across IL, MO, WI. Associated dates: 1804-11-03, 1815-09-13, 1815-09-14, 1816-05-13.

Present-Day Tribes

  • Sac & Fox Nation of Missouri in Kansas and Nebraska
  • Sac & Fox Nation, Oklahoma
  • Sac & Fox Tribe of the Mississippi in Iowa

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]]> Treaty with the Kaskaskia, 1803 https://research.lewisandclarktrust.org/treaties/treaty-with-the-kaskaskia-1803/ Thu, 19 Feb 2026 13:47:07 +0000 https://research.lewisandclarktrust.org/treaties/treaty-with-the-kaskaskia-1803/ Land cession by the Kaskaskia. Region: Illinois 1. Covering 54 counties across IL. Associated dates: 1803-08-13, 1804-08-27, 1818-09-25. Present-Day Tribes Miami Tribe of Oklahoma Peoria Tribe of Indians of Oklahoma…

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]]> Land cession by the Kaskaskia. Region: Illinois 1. Covering 54 counties across IL. Associated dates: 1803-08-13, 1804-08-27, 1818-09-25.

Present-Day Tribes

  • Miami Tribe of Oklahoma
  • Peoria Tribe of Indians of Oklahoma

Citations

1 Hodge 661-62

Tiller 645

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