Territorial evolution of South Dakota
[image:United States 1789-03-1789-08.png|thumb|240px|An enlargeable map of the United States after the Treaty of Paris in 1789]
The following outline traces the territorial evolution of the U.S. State of South Dakota.
Outline
image:United States 1803-04-1804-03.png|thumb|240px|An enlargeable map of the United States after the Louisiana Purchase in 1803image:United States 1818-10-1818-12.png|thumb|240px|An enlargeable map of the United States after the Anglo-American Convention of 1818
[image:United States 1861-03-1861-08.png|thumb|240px|An enlargeable map of the United States after the Dakota Organic Act of 1861]
[image:United States 1868-1876.png|thumb|240px|An enlargeable map of the United States after the Wyoming Organic Act of 1868]
image:United States 1889-11-02-1889-11-08.png|thumb|240px|An enlargeable map of the United States after South Dakota statehood in 1889
[image:United States 1959-08-present.png|thumb|240px|An enlargeable map of the United States as it has been since 1959]
- Historical territorial claims of the United Kingdom in the present State of South Dakota:
- *Rupert's Land, 1670–1870
- **Anglo-American Convention of 1818
- Historical territorial claims of France in the present State of South Dakota:
- *Louisiane, 1682–1764
- **Treaty of Fontainebleau of 1762
- Historical territorial claims of Spain in the present State of South Dakota:
- *Luisiana, 1764–1803
- **Third Treaty of San Ildefonso of 1800
- Historical territorial claims of France in the present State of South Dakota:
- *Louisiane, 1803
- **Vente de la Louisiane of 1803
- Historical political divisions of the United States in the present State of South Dakota:
- *Unorganized territory created by the Louisiana Purchase, 1803–1804
- *District of Louisiana, 1804–1805
- *Territory of Louisiana, 1805–1812
- *Territory of Missouri, 1812–1821
- *Unorganized territory formerly the northwestern Missouri Territory, 1821–1854
- **Treaty of Fort Laramie of 1851
- *Territory of Michigan east of Missouri River, 1805--1837
- *Territory of Wisconsin east of Missouri River, -1848
- *Territory of Iowa east of Missouri River, 1838–1846
- *Territory of Minnesota east of Missouri River, 1849–1858
- *Territory of Nebraska west of Missouri River, -1867
- *Territory of Dakota, 1861-1889
- **Land between the 43rd parallel north and Keya Paha River or Niobrara River was transferred to the State of Nebraska, 1882
- *State of South Dakota, since November 2, 1889