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 Treaty of Paris called for the boundary between the US and British territory to pass through the most northwesterly point of Lake of the Woods, and this was retained even after an 1818 treaty set the boundary west of that point to follow the 49th parallel.

Detailed explanation-3: -The Oregon Treaty set the border between the U.S. and British North America at the 49th parallel with the exception of Vancouver Island, which was retained in its entirety by the British.

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 U.S. negotiates with Britain to end a Canadian border dispute.