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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I think it was Stalin in 1956
Answer:
part 1: b
part 2: c
Explanation:
part 1: the rocky mountains were a barrier that didn't allow travelers to get through them easily.
part 2: the Missouri river allowed greater chances for trade and travel through the states
