USA HISTORY

Detailed explanation-1: -The land covered by the Oregon Treaty of 1846 includes the modern US states of Oregon, Washington, Idaho, parts of Montana and Wyoming, and the Canadian provinces of British Columbia and the Yukon Territory.

Detailed explanation-2: -On August 14, 1848 the United States congress approved the formation of the Oregon Territory. At the time the Oregon Territory included all of the present day states of Oregon, Washington, Idaho, and parts of Montana and Wyoming. Its capital city was located in Oregon City, not far from Portland.

Detailed explanation-3: -Originally Spain, Great Britain, Russia, and the United States claimed the territory. In 1819, under terms of the Transcontinental Treaty, Spain ceded its claims to the territory to the United States.

Detailed explanation-4: -Oregon (/ˈɒrɪɡən/ ( listen)) is a state in the Pacific Northwest region of the United States. Oregon is a part of the Western United States, with the Columbia River delineating much of Oregon’s northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho.

Detailed explanation-5: -Oregon, one of the 50 US states, is situated in the north-western United States. It is one of just three US states in the contiguous United States with a coastline at the Pacific Ocean.