Historedia
Episode 4 of 4

Relocation to Reservation

When
10 July 1859
Where
Charles Mix County, South Dakota
Part of
United States signs treaty with the Yankton Sioux

The Yankton Sioux vacated ceded lands and moved onto the newly created reservation on July 10, 1859.

The treaty stipulated that the tribe relocate to a 475,000-acre reservation on the north side of the Missouri River in what is now Charles Mix County. On July 10, 1859, the Yankton Sioux vacated the ceded lands and moved onto the newly created reservation.

Sources

  1. Yankton Sioux Tribe Wikipedia, revision of 2026-10-02
  2. Yankton Treaty Wikipedia, revision of 2026-10-03

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.