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.
Have you ever been to the Pacific Northwest? On August 14, 1848, Congress created the Oregon Territory, an area that includes what is today Oregon, Idaho, Washington, and western Montana. The Oregon Territory quickly became a popular place for various groups of immigrants and settlers.
The Oregon Territory became a focus for people that believed that America had obligation to extend its rule and liberties across the North American continent
The Oregon Territory stretched from the Pacific ocean cost to the rocky mountains to encompassing the area including present-day Oregon then Washington.
Spain, Great Britain, Russia, and the United States claimed the territory. In 1819, under terms of the Transcontinental Treaty, Spain ceded its claim to the territory to the United States.
The Oregon Territory became a focus for people that believed that America had obligation to extend its rule and liberties across the North American continen
Here is a video link about the Oregon territory