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  Copper was first used
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  Christopher Columbus discovered America
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  N.C became a state.
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  Gold was discovered in California.
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  Abraham Lincoln was killed.
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  Titanic sunk.
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  WWI Started
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  Empire state building opened.
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  WWII Started
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  NASA formed.
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  John F. Kennedy was killed.
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  Otzi the "Iceman" was found.
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  9/11 occured
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  Hurricane Katrina happened.