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The United States and Great Britain signed the Treaty of Oregon on June 15, 1846, ending 28 years of joint occupancy of the Pacific Northwest. ... On August 14, 1848, Congress formally established the Oregon Territory, which embraced the present-day states of Washington, Oregon, and Idaho
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any commercial transactions or traffic that cross state boundaries or that involve more than one state.
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They expected independence would fail and fearful of British retaliation.
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it has influenced us because medicine is now used for curing illness