US History B Timeline

  • Invention of the Model T

    The Model T was the first affordable car that enabled many Americans to own an automobile.
  • Zimmermann Telegram

    A secret German message promising Mexico U.S. land in exchange for joining WWI against the U.S. was intercepted.
  • WWI Armistice

    World War I ended when Germany signed an armistice agreement with the Allies.
  • 19th Amendment Ratified

    Women in the U.S. gained the right to vote after decades of activism.
  • Charles Lindbergh’s Flight

    Lindbergh completed the first solo nonstop flight across the Atlantic Ocean.
  • Black Thursday

    The stock market crashed, signaling the start of the Great Depression.
  • Hitler becomes Chancellor

    Adolf Hitler became the leader of Germany, beginning the Nazi dictatorship.
  • The New Deal begins

    President Franklin D. Roosevelt introduced programs to help the U.S. recover from the Great Depression.
  • Munich Pact Signed

    Britain and France allowed Hitler to annex part of Czechoslovakia to avoid war.
  • Hitler invades Poland

    Germany’s attack on Poland started World War II in Europe.
  • Pearl Harbor Attack

    Japan attacked the U.S. naval base in Hawaii, leading the U.S. into World War II.
  • D-Day

    Allied forces landed in Normandy, France, to begin liberating Western Europe from Nazi control.
  • Hiroshima bombed

    The U.S. dropped an atomic bomb on Hiroshima, Japan, during World War II.
  • Nagasaki bombed

    A second atomic bomb was dropped on Nagasaki, leading to Japan’s surrender.
  • Formation of the United Nations

    The UN was established to promote international peace and cooperation following World War II.
  • The Long Telegram

    U.S. diplomat George Kennan warned about Soviet expansion and the threat of communism.
  • Formation of NATO

    The U.S. and Western allies formed a military alliance to counter the Soviet Union.
  • Russians acquire the Atomic Bomb

    The Soviet Union successfully tested its first atomic bomb, starting the nuclear arms race.
  • The Korean War begins

    North Korea invaded South Korea, starting a conflict that involved the U.S. and other nations.
  • Brown v. Board of Education

    The Supreme Court declared racial segregation in public schools unconstitutional.
  • Vietnam War

    A long conflict between communist North Vietnam and South Vietnam, with U.S. involvement.
  • Period: to

    Vietnam War

    A long conflict between communist North Vietnam and South Vietnam, with U.S. involvement.
  • Rosa Parks refuses to give up her seat

    Rosa Parks’ arrest sparked the Montgomery Bus Boycott and the civil rights movement.
  • Cuban Missile Crisis

    The U.S. and USSR faced off over Soviet nuclear missiles in Cuba, nearly causing nuclear war.
  • JFK’s Assassination

    President John F. Kennedy was assassinated in Dallas, Texas.
  • Gulf of Tonkin Resolution

    Congress allowed President Johnson to escalate U.S. military involvement in Vietnam.
  • Apollo 11 Moon Landing

    Neil Armstrong became the first human to walk on the Moon.
  • Watergate break-in

    A burglary at the Democratic National Committee led to a political scandal for Nixon.
  • Nixon resigns

    President Richard Nixon resigned due to the Watergate scandal.
  • Invention of the Internet

    TCP/IP protocols made the modern Internet possible.
  • Fall of the Berlin Wall

    East and West Berliners reunited, symbolizing the end of the Cold War.
  • 9/11 Attacks

    Terrorists hijacked planes and attacked the World Trade Center and the Pentagon.
  • COVID-19 Pandemic begins

    China reported the first cases of a new coronavirus that would spread worldwide.