18 18 The United States and Britain signed the treaty of 18 18, and determined 49 degrees north latitude as the border between the United States and Canada.

According to the treaty of 18 18, the boundary between Britain and the United States is 49 degrees north latitude between Minnesota and the Rocky Mountains, and the western part of the Rocky Mountains is a disputed area, which is called Oregon rural area in the United States and Columbia area of Hudson's Bay Company in the United Kingdom.

The British District of Columbia or the Hudson's Bay Company's District of Columbia also includes another area in southern New Caledonia.

Extended information Canada was originally the residence of Indians and Inuit. /kloc-After 0/6th century, British and French colonists invaded one after another; 1763 became a British colony. ?

193 1 year, Canada became a member of the Commonwealth, and its parliament gained equal legislative power with the British parliament, but it still has no right to amend the constitution.

1867 became a British dominion. 1926 Britain recognized its "equal status" and gained the right of diplomatic independence. 193 1 became a member of the Commonwealth, and its parliament gained the same legislative power as the British parliament. 1982, the Queen of England signed the Canadian Constitution Act, and the Canadian Parliament gained all the rights to constitute and amend the Constitution.

Baidu Encyclopedia-Oregon Treaty

Baidu Encyclopedia-Canada (North America)