The treaty of Oregon signed during the presidency of Polk was between the Great Britain and The USA. its aim was to settle dispute over the Oregon country which had long been occupied by both countries.
The USA received most of the lands of the county over time, as the negotiated treaty favored the USA more than the British,resulting often to skirmishes such as the pig war.
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Its a bill that applies to the Indian tribes it gaurentees them the bill of rights
After World War 2, resources depleted, and so did the economy. The war had used up a lot of them, because the war lasted longer than anyone predicted. So came the Great Depression.
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hope it helps
D) At least three-fourths of the ships using the canal in both years were from Great Britain