Outline of Oregon territorial evolution
Appearance
Legend for maps
U.S. stateU.S. territoryClaimed by other countriesDisputed
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f3/United_States_1789-03-1789-08.png/220px-United_States_1789-03-1789-08.png)
The following outline traces the territorial evolution of the U.S. state of Oregon.
Outline[edit]
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/3c/United_States_1818-10-1818-12.png/220px-United_States_1818-10-1818-12.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/6e/United_States_1821-07-1821-08.png/220px-United_States_1821-07-1821-08.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/a6/United_States_1846-06-1846-12.png/220px-United_States_1846-06-1846-12.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/12/United_States_1848-08-1849.png/220px-United_States_1848-08-1849.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/United_States_1859-1860.png/220px-United_States_1859-1860.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f1/United_States_1959-08-present.png/220px-United_States_1959-08-present.png)
- Historical territorial claims of Spain in the present state of Oregon:
- Nueva California, 1768–1804
- Gran Cuenca, 1776–1821
- Alta California, 1804–1821
- Adams-Onis Treaty of 1819
- Historical international territory in the present state of Oregon:
- Oregon Country, 1818–1846
- Anglo-American Convention of 1818
- Provisional Government of Oregon (extralegal), 1843–1849
- Oregon Treaty of 1846
- Oregon Country, 1818–1846
- Historical political divisions of the United States in the present state of Oregon:
- Unorganized territory created by the Oregon Treaty, 1846–1848
- Territory of Oregon, 1848–1859
- Oregon Organic Act, August 14, 1848[1]
- Northern portion of Oregon Territory incorporated in new Washington Territory, March 2, 1853
- State of Deseret (extralegal), 1849–1850
- State of Oregon since 1859
- Oregon Statehood Act, February 14, 1859[2] (Eastern portion of territory transferred to Territory of Washington)
See also[edit]
Territorial evolution of California
Territorial evolution of Idaho
Territorial evolution of Nevada
Territorial evolution of Washington
References[edit]
- ^ Thirtieth United States Congress (August 14, 1848). "An Act to establish the Territorial Government of Oregon" (cgi-bin). Retrieved June 5, 2009.
- ^ Thirty-fifth United States Congress (February 14, 1859). "An Act for the Admission of Oregon into the Union" (cgi-bin). Retrieved June 5, 2009.