Britain
The Oregon territory was gained by the UNITED STATES of AMERICA from Britain. The Oregon territory was fairly large, which enabled the US to gain more resources and have more land for settlement. THESE FACTORS ARE THE EFFECTS OF THE ACQUISITION OF THE OREGON TERRITORY
The United States, Great Britain, Spain, and Russia claimed the Oregon territory, in other words, the Oregon Country.
Oregon Countrythe Oregon Countrythe Oregon Country
Great Britain gained more territory.
The present day states of Oregon, Washington, and Idaho were Oregon Territory.
Russia, Spain and Great Britain also had claims on the oregon territory
The United States, Great Britain, Spain, and Russia claimed the Oregon territory, in other words, the Oregon Country.
The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.The United States. It extended from various cities on the Missouri River to the Oregon Country and later Oregon Territory. I am assuming your asking about the literal trail and not the game.
Well the U.S. went to war with Mexico. And all of this happened because of Manifest Destiny. After the war with Mexico we gained the Oregon Territory; it make up of Idaho, Washington, and Oregon of course.
One of the states formed from the Oregon Country is Oregon itself. Oregon was established as a state in 1859 as part of the Compromise of 1850, splitting from the larger Oregon Territory. The territory was initially jointly occupied by the United States and Britain until a boundary was established at the 49th parallel in the Oregon Treaty of 1846, paving the way for Oregon's statehood.
Oregon didn't belong to anyone. It was a territory.
inbetween the oregon country, spain territory and illinois territory and mississippi territory.