"The Oregon Treaty of 1846, which divided ""the Oregon Country"" along the 49th parallel, gave the USA land which later became parts of Montana and Wyoming, and the states of Washington, Oregon and which other?"
Provisional Government of Oregon the Oregon Treaty ended the dispute between the United Kingdom of Great Britain and Ireland and the United States, by dividing the Oregon Country at the 49th parallel. This extended U.S. sovereignty over the region, but effective control would not occur until government officials arrived from the United States. Two years later, on August 14, 1848, the United States Congress created the Oregon Territory; this territory included today's states of Oregon, Washington, and Idaho, and parts of Montana and Wyoming. Appointed Governor of the Oregon Territory by President Polk, Joseph Lane arrived at Oregon City on 2 March 1849. Governor
Oregon Treaty over the British preference for Rosario Strait which lay to their east. The treaty also had the unintended consequence of putting what became Point Roberts, Washington on the "wrong" side of the border. A peninsula, jutting south from Canada into Boundary Bay, was made by the agreement, as land south of the 49th parallel, a separate fragment of the United States. Oregon Treaty The Oregon Treaty is a treaty between the United Kingdom and the United States that was signed on June 15, 1846, in Washington, D.C. Signed under the presidency of James K. Polk, the treaty brought an end