Webster-Ashburton Treaty

[web-ster-ash-bur-tn]

noun

U.S. History. an agreement between the U.S. and England (1842) defining the boundary between British and American territory from Maine to present-day Minnesota.

Origin of Webster-Ashburton Treaty

named after D. Webster and A. Baring, 1st Baron Ashburton, who negotiated it
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