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President Jefferson's first day in office
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The Louisiana Purchase
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The Expedition starts
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Sergeant Charles floyd dies
Floyd was the only member to die on the expedition. -
Period: to
The Corps Stay at the Mandan Villages for the Winter
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Toussaint Charbonneau and Sacagawea join the Expedition
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Sacagawea's baby, Jean Baptiste, is born
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The Corps of Discovery sights the Rocky Mountains
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The Corps reaches the Three Forks of Missouri
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The Corps of Discovery returns to St. Louis
