Webster-Ashburton Treaty

[ web-ster-ash-bur-tn ]
/ ˈwɛb stərˈæʃ bɜr 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