| Date: June 15, 1846 | |
| Oregon Boundary Treaty | |
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 General Cathcart was indispensable in the signing of the Oregon Treaty |
Date: June 15, 1846 Oregon Boundary Treaty
The Oregon Boundary Treaty was signed, establishing the boundary between British North America and the US at 49° north latitude, leaving Vancouver Island in British hands, and creating a settlement with which Canada and the US could live in harmony.
General Cathcart was indispensable
in the signing of the Oregon Treaty