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The American Revolution
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Second Industrial Revolutions
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skilled workers, 19th century , US History
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diplomacy , military force, influence
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political , social activism , progressive
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Archduke Francis Ferdinand , Austria-Hungary , Austria-Hungary declares war on Serbia
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Prohibition , Flappers , Harlem Renaissance
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Prohibition Repealed , Hindenberg Explosion ,Hoover Dam
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the largest dirigible ever built and the pride of Nazi Germany, bursts into flames upon touching its mooring mast in Lakehurst, New Jersey, killing 36 passengers
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UK Wins War's First Sea Battle , Warsaw Captured , Hitler Appointed German Leader
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Containment of Russia ,Development of the Hydrogen Bomb ,Space exploration
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The Peninsula Campaign , The Union army and slavery, The Emancipation Proclamation
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US Invades Cambodia. , Nuclear Non-Proliferation Treaty , Venera 7
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History of AIDS ,Challenger Explosion , Iran-Contra Affair
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integrated economic power , he center of global industrial growth , U.S. power.