USA HISTORY

Detailed explanation-1: -The United States and Great Britain signed the Treaty of Oregon on June 15, 1846, ending 28 years of joint occupancy of the Pacific Northwest . The treaty established the 49th parallel as the border between the two countries.

Detailed explanation-2: -The agreement extended the border along the 49th parallel to the Pacific Ocean but kept Vancouver Island within British North America. It was also agreed that British subjects living in the Oregon Territory south of the 49th parallel would retain navigation rights on the Columbia River.

Detailed explanation-3: -On October 20, 1818, in order to improve relations in the wake of the War of 1812, Great Britain and the United States agree to peaceful coexistence in the Pacific Northwest by signing the Convention of 1818 (also known as the Treaty of Joint Occupation) in London.

Detailed explanation-4: -However, by the mid-1820s, only the American and British claims endured. The two nations agreed in 1818 to a “joint occupation” of Oregon in which citizens of both countries could settle; this arrangement lasted until 1846.

Detailed explanation-5: -The struggle for the remaining territory between the latitudes of 42° and 54°40′ North, which the United States called the Oregon Country, fell between the United States and the British Empire.