• Assassination of Archduke Franz Ferdinand and his wife

    Assassination of Archduke Franz Ferdinand and his wife
    Archduke Franz Ferdinand of Austria was assassinated by an angry civilian. This led to Austria-Hungary declaring war on Serbia. The US remained neutral in the war until 1917 and eventually joined the allied side.
  • The United Kingdom declaration of war upon Germany

    The United Kingdom declaration of war upon Germany
    The UK officially declares war on Germany. Then the US declares its neutrality in this war
  • Sinking of the Lusitania

    Sinking of the Lusitania
    A German U-boat sinks a British cruise ship, killing over 1000 passengers including 128 Americans and causing a US public outrage.
  • Presidential Election

    Presidential Election
    President Woodrow Wilson won the election against Republican Charles Hughes. Impacting the US's decisions in the war greatly.
  • Intercepted Telegram

    Intercepted Telegram
    British naval intelligence intercepted a telegram sent by Germany in attempts for Germany to become allies with Mexico and take down the US together. This impacted the US greatly because the US was alerted immediately. If not for this intercepted message, the US might have been overrun by Mexico and Germany.
  • US declares war

    US declares war
    The united states officially joins WWI by declaring war on Germany. This had a huge lasting impact on the US because the war costed tons of of money which greatly effected the economics of the US. and it also had the American people being drafted.
  • The first U.S. troops land in France.

    The first U.S. troops land in France.
    The first 14,000 U.S. infantry troops landed in France, marking the begging of a long war which had a lasting impact on the U.S.
  • The Sedition Act of 1918

    The Sedition Act of 1918
    This act extended the existing Espionage act of 1917 which prohibited any negative talk about the U.S. government, the flag, the constitution, and the military. This made an impact on the U.S. by limiting the public's free speech.
  • The unofficial end of WWI

    The unofficial end of WWI
    This date marked the end of the world war which ended in the allied side winning when an armistice was agreed upon. Although it was not the official end it marked the last battle of the war which greatly helped the U.S.'s economy.
  • Official end of WWI

    Official end of WWI
    The Germans singes the treaty leading to the official end to WWI which led to decreased U.S. government debt and it shaped the culture of America for years to come.