Iwo jima

U.S. Involvement in World War II

  • Adolf Hitler becomes dictator of Germany

  • Japan attacks China

    Japan attacks China
    The Marco Polo Bridge Incident was a surprise attack on China from Japan. This upset the Allied forces.
  • Nazi Germany invades Poland

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    Nazi Blitzkrieg

    The German Nazi force invaded Poland on September 1, 1939. They followed by swiftly invading Norway, Denmark, Luxembourg, the Netherlands, and Belgium, France, and finally the Soviet Union.
  • Nazi Invasion of Norway

  • U.S. embargo on Japan

    The U.S. placed an embargo on Japan by prohibiting exports of steel, scrap iron, and aviation fuel to Japan.
  • Tripartite Pact

    Tripartite Pact
    Germany, Italy, and Japan signed the Tripartite Pact, solidifying their alliance that would become known as the Axis Alliance.
  • Lend-Lease Act

    Lend-Lease Act
    The Lend-Lease Act was the principal means for providing U.S. military aid to foreign nations during World War II.
  • SS Robin Moor sunk

    SS Robin Moor sunk
    United States ship SS Robin Moor sunk by German submarine.
  • Atlantic Charter

    Atlantic Charter
    Pivotal statement outlined by the leaders of Britian and the United States, declaring their alliance and goals for the war.
  • Attack on Pearl Harbor

    Attack on Pearl Harbor
    Japan surprise attacked the U.S. Naval Base at Pearl Harbor, Hawaii. The Japanese destroyed nearly 20 American naval vessels, eight of which were battleships, along with almost 200 airplanes. 2,402 Americans soldiers and sailors died in the attack, and another 1,000 were wounded.