World War One

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    Events leading up to WW1

  • Germany took two provinces (Alsace and Lorraine)

  • Gavrilo Princip fired two shots

    The shots killed the archduke and his wife in Sarajevo
  • Austria-Hungary blamed Serbia for the death of the Archduke

  • Gavrilo Princip is arrested

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    World War One

  • Austria-Hungary sends ultimatum to Serbia

  • Serbia agrees to two of the three terms of the ultimatum

  • Austria-Hungary declares war on Serbia

    Declared war a month later after Archduke and his wife were assassinated.
  • Russia mobilizes to defend Serbia

  • France mobilizes to support its Russian ally

    France started to mobilize.
  • Germany declares war on Russia

    Germany declared war on Russia four days later after Austria-Hungary declared war on Serbia
  • Germany declares war on France

  • Germany invades Belgium

  • Britain declares war on Germany

  • Austria-Hungary declared war on Russia

  • Battle of Ypres

    start; first time poison gas was used on the Western fronts
  • Germans attack Britain

    Germany begins aerial bombing over Britain using Zeppelins.
  • Poison Gas first use

    Chlorine gas was used by the Germans on the Eastern front; but didn't have a big affect because it was very cold and the gas vaporized
  • No imports for Germany

    British Navy imposes a total sea blockade on Germany, not allowing any sipping imports including food.
  • German U-boats sink American merchant ship

    American merchant ship called "Gulfight" was sunk by German U- boats; in the Mediterranean near Sicily.
  • Germany bombs London

    German bombs London using Zeppelins, kills 28 people.
  • Battle of Somme

    start; was considered the bloodiest battle and Germans called it "das blutbad", tanks were also introduced in this battle
  • Emperor of Austria-Hungary dies

    Emperor Franz Joseph of Austria-Hungary dies at age 86. He is succeeded by Archduke Charles who wants to take Austria-Hungary out of the war.
  • Battle of Vimy Ridge

    first battle Canadians won; they took and held the area from the Germans
  • Battle of Passchendale

    start; fought in belgium
  • End of WW1