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Period: to
Westward Expansion
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Louisiana is Purchased from the French
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Lewis and Clarks Journey Begins
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Lewis and Clark's Journey ends
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The War of 1812 Starts
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War of 1812 ends
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Texas Gains Independance from Mexico
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The Mexican American War Begins
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California Gold Rush Begins
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Mexican American War ends
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The Compromise of 1850 is approved throughout the month of September
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California Gold Rush ends (exact date unknown)
Exact Date Unknown