Oregon Territory's at-large congressional district is an obsolete congressional district that encompassed the area of the

Oregon Territory The Territory of Oregon was an organized incorporated territory of the United States that existed from August 14, 1848, until February 14, 1859, when the southwestern portion of the territory was admitted to the Union as the State of Oregon. O ...

. In 1853, the northern half of the territory was reorganized into the

Washington Territory The Territory of Washington was an organized incorporated territory of the United States that existed from March 2, 1853, until November 11, 1889, when the territory was admitted to the Union as the State of Washington. It was created from the ...

. After

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

's admission to the Union as the 33rd state by act of Congress on February 14, 1859, this district was dissolved and replaced by Oregon's at-large congressional district. At the same time, the eastern portion of the territory was annexed to the Washington Territory.

List of delegates representing the district

When the Oregon Territory was formed on August 14, 1848, Congress gave it the authority to elect a Congressional delegate, though the first delegate did not take his seat until 1849.

References

* {{DEFAULTSORT:Oregon Territory's At-Large Congressional District Former congressional districts of the United States At-large United States congressional districts Territory At-large 1848 establishments in Oregon Territory 1859 disestablishments in Oregon Territory