Land area

Land of the Yankton Sioux in South Dakota, ceded 1894 (area 411)

Shape traced from the 1899 maps; approximate. Open on the map
  1. 1858

    Set aside as a reservation

    By Treaty with the Yankton Sioux, 1858

  2. 1894

    Ceded to the United States

    The 1899 record: “Confirms agreement with these Indians made Dec. 31, 1892, by which they cede to the U. S. all their title and interest in all the unallotted lands in their reservation”

In the record

Kept by the Yankton Sioux as a 400,000-acre reserve on the Missouri River in 1858; the unallotted land was ceded in a December 1892 agreement that Congress confirmed in 1894. The area covers about 447 thousand acres in what is now South Dakota.

The 1899 record names Sioux (as named in treaty records) and Yankton as the people of this land.

How it was taken: a treaty made under documented pressure. The National Park Service quotes Struck-by-the-Ree telling his people that resistance was useless because white settlers were arriving in great numbers.

Today, Cheyenne River Sioux Tribe, Crow Creek Sioux Tribe, Flandreau Santee Sioux Tribe of South Dakota, Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, Montana, Lower Brule Sioux Tribe, Lower Sioux Indian Community in the State of Minnesota and 10 more carry the history of the people named here.

Written from the records linked here; open any of them for its sources.

See this cession on the map

Shapes come from C. C. Royce’s 1899 maps as georeferenced by the US Forest Service. They are approximate and are not legal descriptions of land. Royce recorded land the United States treated as ceded; the shape does not show a nation’s territory.

Who is doing the work

This history belongs to living nations. Start with them:

Working with these nations

Land return and Native-led work nearby

Native legal and land defense, nationally

Gifts go straight to each organization; this atlas takes nothing. Listing is not endorsement: how organizations are listed.

Connections

Links marked “suggested” were matched automatically by name or date and have not yet been reviewed by a person.

Nations named for this land 3

Agreements recorded for this land 1

Located in 1

Sources

  1. Royce, Indian Land Cessions (1899), Schedule entry dated 1858-04-19primary record
  2. Kappler, Indian Affairs: Laws and Treaties, text for 1858-04-19primary record
  3. Royce, Indian Land Cessions (1899), Schedule entry dated 1894-08-15primary record
  4. Royce’s map sheet: Dakota 1 (Library of Congress)primary record
  5. USDA Forest Service, Tribal Lands Ceded to the United States (digitized Royce maps)reference work
The record’s fields
Area number in the 1899 record
411
Dates in the 1899 record
1858-04-19; 1894-08-15
Kind of instrument
Treaty or agreement
Peoples as named in the 1899 record
Yankton Sioux
States
SD
Counties
Charles Mix
Map sheets in the 1899 record
Dakota 1
Geometry
Approximate shape from Royce’s 1899 maps
Research notes

geometry_role is 'cession' for every USFS feature: no field in the source distinguishes cessions from reservations.

Kind
Land area
Confidence
Medium

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