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cornelius vanderbilt
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invention of the mechanical reaper
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beginning of the civil war
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homestead act
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end of the civil war
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transcontinental railroad
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john d rockefeller
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old immigration ended
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j.p. morgan became a robber baron in banking
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alexander graham bell invented the telephone
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thomas edison invented the light bulb
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chinese exclusion act
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ellis island opened
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andrew carnegie created a steel company
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immigration restriction act
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the wright brothers invented the airplane
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first subway system created
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urbanization began in america
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henry ford developed the assembly line
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new immigration ended
