This co-occupancy was ended with the Oregon Treaty of 1846.

In 1846 the Oregon Treaty established the current border.

The bill came into question several years after the Oregon Treaty.

To this day, the Oregon Treaty is criticized by historians, as being too lenient for the Americans.

The colonies that existed before the signing of the 1846 Oregon Treaty:

The southern border of British Columbia was established by the 1846 Oregon Treaty.

On June 15, 1859, exactly thirteen years after the adoption of the Oregon Treaty, the ambiguity led to direct conflict.

The Oregon Treaty of 1846 put an end to American claims to the islands.

In the end the dispute was resolved by compromise in the Oregon Treaty of 1846.

In 1846, the two powers concluded the Oregon Treaty, dividing the territory in half.