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Thomas Jefferson elected president
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The Louisiana Purchase
This extends the nation's territory to the Rocky Mountains -
Lewis and Clark's expedition begins
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War of 1812 begins
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Francis Scott Key writes "The Star Spangled Banner"
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Missouri Compromise
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Erie Canal succeeds, more canals being built
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Edgar Allan Poe publishes his first collection of poems, "Tamerline"
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George Stephenson perfects steam locomotive
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Cyrus McCormick invents mechanical reaper
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Samuel Morse patents electromagnetic telegraph
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Trail of Tears
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Hong Kong becomes British colony
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Irish Potato Famine
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Mexican War begins
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Abraham Lincoln first elected to congress
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Mexican War ends and United States expands its borders
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California gold rush begins
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Women's rights convention in Seneca Falls New York
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"The Scarlett Letter" is published
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California admitted to union
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Life Insurance introduced
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"Moby Dick" published
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"Uncle Tom's Cabin" published
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Japanese port opens up trade
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Crimean War ends
