The Webster-Ashburton Treaty established a definite northeastern boundary with Canada. Canada was known as the British North American Colonies at the time. The treaty was signed in 1842 by Daniel Webster who was the Secretary of State of the United States and Lord Ashburton of Great Britain. This treaty also ended what was known as the Aroostook War. There was a border war between the United States and the United Kingdom. The disputed border area was the area between New Brunswick (a British colony) and Maine (United States).
A it established a definite northeastern boundary with canada. ;
The Webster-Ashburton Treaty, signed in 1842, established a clear northeastern boundary between the United States and Canada. This treaty helped resolve ongoing disputes, particularly between Maine and New Brunswick, and was a response to conflicts like the Aroostook War. Therefore, the correct option is A.
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