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John Smith’s map of Virginia, engraved by William Hole and published in 1612. Public domain.

John Smith’s map of Virginia, engraved by William Hole and published in 1612. Public domain.

WallPost·America 250 · Article 081 of 250
The Move · 1846

The Line at Forty-Nine

At a glance

Britain and the United States split the Oregon country on the forty-ninth parallel instead of fighting over it.

If money is tight

A family on the trail still had a long walk ahead, and a treaty line did not clear Native title or feed them on the way.

If you are in the middle

A farming household that reached the Willamette hoped a settled border would make a claim stick.

If you already have assets

Fur companies and land claimants who had bet on who owned the Columbia now had a government line to argue from.

The Oregon Treaty of 1846 set the boundary at the forty-ninth parallel from the Rockies to the sea strait, and Britain kept all of Vancouver Island.

The campaign cry of fifty-four forty was dropped.

Native nations lived on both sides of the new line, and the treaty did not settle their title.

Oregon Treaty, June 15, 1846; Norman A. Graebner, Empire on the Pacific (1955)