The Oregon Treaty is a treaty between the
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the European mainland, continental mainland. It comprises England, Scotlan ...
and the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...
that was signed on June 15, 1846, in
Washington, D.C.
)
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, image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
The treaty brought an end to the
Oregon boundary dispute
The Oregon boundary dispute or the Oregon Question was a 19th-century territorial dispute over the political division of the Pacific Northwest of North America between several nations that had competing territorial and commercial aspirations in ...
by settling competing American and British claims to the
Oregon Country
Oregon Country was a large region of the Pacific Northwest of North America that was subject to a long dispute between the United Kingdom and the United States in the early 19th century. The area, which had been created by the Treaty of 1818, c ...
; the area had been
jointly occupied by both Britain and the U.S. since the
Treaty of 1818
The Convention respecting fisheries, boundary and the restoration of slaves, also known as the London Convention, Anglo-American Convention of 1818, Convention of 1818, or simply the Treaty of 1818, is an international treaty signed in 1818 betw ...
.
Background
The Treaty of 1818 set the boundary between the United States and
British North America
British North America comprised the colonial territories of the British Empire in North America from 1783 onwards. English overseas possessions, English colonisation of North America began in the 16th century in Newfoundland (island), Newfound ...
along the
49th parallel of north latitude from