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Negro slavery in the American colonies was the direct cause of the development of a large number of colonies needed labor.
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Constitution—basic instrument law, drawn up in 1787, came into effect in 1789
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Federal Constitution retained slavery
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was negotiated with Napoleon during the presidency of Thomas Jefferson
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The use of steamboats on major US rivers soon followed Fulton's success.
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a convention was called to revise the state's laws and draft a new constitution.
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a prominent landmark in the Great Salt Lake, with a rowboat at the shore of the Great Salt Lake on Black Rock Beach.