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  •Growth of railroads •Mining •Ranching & Cattle Industry Boom •Farming and Agricultural Innovation •Conflict with Native Americans
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  •Industrialization •Monopolies •Andrew Carnegie •Immigration •Urbanization (growth of cities)
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  •U.S. expansion overseas •Spanish American War 1898 •Annexation of Hawaii •Teddy Roosevelt
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  •Democratic Reforms •Regulation of Monopolies •Consumer Protection •Environmental Conservation •Women’s Suffrage: 19th amendment •Prohibition
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  •Lusitania •Zimmerman Telegram •Trench warfare •Woodrow Wilson •League of Nations
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  •Jazz Age •Flappers •Prohibition •The “new” KKK •Scopes Trial
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  •Stock Market Crash •High unemployment •Herbert Hoover •Franklin D. Roosevelt’s New Deal
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  •Pearl Harbor •Holocaust •Adolf Hitler •Europe and the Pacific •Atomic Bomb
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  •Soviet Union •Communism •Containment •Arms Race •Space Race – Sputnik 1957 •Espionage (spies)
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  •Martin Luther King, Jr. •Rosa Parks •Sit Ins •Brown vs. Board of Education •“I Have a Dream”
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  •Part of the Cold War •U.S. supported South Vietnam against communist North Vietnam •Lyndon B. Johnson •Draft •Antiwar Movement
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  •Inflation •Oil Crisis •Conservative Resurgence •End of Cold War •Technological Revolution
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  •Globalization •9/11 Terrorist Attacks •War on Terror •Hurricane Katrina •2008 Economic Recession •Election of Barack Obama