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Period: to
Westward Expansion
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Indian Removal Act
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Oregon Treaty signed
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The Battle of the Alamo
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Manifest Destiny
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Gold Rush begins
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First Transcontinental Telegraph finished
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Mexican-American War Ended
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The Trail of Tears
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Oregon Trail
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Texas Becomes a U.S. State
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Mormon Trail
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Pony Express
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Homestead Act
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Transcontinental Railroad is finished