-
Growth of railroads.
Mining.
Ranching and cattle industry boom.
Farming and agricultural innovation.
Conflict with native Americans. -
Industrialization.
Monopolies.
Immigration.
Urbanization (growth of cities) -
U.S expansion overseas.
Spanish American war 1898.
Annexation of Hawaii.
Teddy Roosevelt. -
Democratic reforms.
Regulation of monopolies.
Consumer protection.
Environmental conservation.
Women's suffrage:19th amendment.
Prohibition. -
Lusitania.
Zimmerman telegraph.
Trench warfare.
Woodrow Wilson.
League of nations. -
Jazz age.
Flappers.
Prohibition.
The "new" KKK.
Scopes trial. -
Stock market crash.
High unemployment
Herbert Hoover.
Franklin D. Roosevelt's new deal. -
Pearl Harbor.
Holocaust.
Adolf Hitler.
Europe and the Pacific.
Atomic bomb. -
Soviet Union.
Communism.
Containment.
Arms race.
Space race (Sputnik 1957).
Espionage (spies) -
Martin Luther King Jr.
Rosa Parks.
Sit ins.
Brown vs. board of education.
"I have a dream' -
Part of the cold war.
U.S supported South Vietnam against communist North Vietnam.
Lyndon B Johnson.
Draft.
Antiwar movement -
Inflation.
Oil crisis.
Conservative Resurgence.
End of Cold war.
Technological Revolution. -
Globalization.
9/11 terrorist attacks.
War on terror.
Hurricane Katrina.
2008 economic recession.
Election of Barack Obama