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The Louisana Treaty was signed
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The Senate ratified the Louisana Purchuse
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The senate votes on amendments to An act erecting Louisana into two territories
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Lewis and Clark's expedition bengins
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Floyd dies of a probale brust appenix
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They discover Manda and Hidatsas indian villages
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Sacagawea had a baby boy, Jean Baptiste
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They reached the Columbia River
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Start heading back
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They reach St. Louis
