• Assassination of Archduke Ferdinand

    Assassination of Archduke Ferdinand
    This was the smoking gun to start WWI.
  • Germany declares war on France + Russia

  • 1st battle at Marne

    1st battle at Marne
    Allies stop German advance on Paris
  • 2nd Battle of Ypres

    Germans use chemical weapons for the first time.....
  • Sinking of Lusitania

    Sinking of Lusitania
    It was one of the worst disasters......
    1,198 people died and 128 of them were Americans.....
    American public opinion turned against Germany and the Central Powers.....
  • Battle of Verdun

    Battle of Verdun
    French hold the line in longest battle of the war
  • Battle of Somme

    Disastrous British offensive
  • U.S declares war on Germany

    U.S declares war on Germany
    U.S Officials enter the war
  • 3rd Battle of Ypres

    3rd Battle of Ypres
    Allied victory costs over half a million casualities
  • 2nd Battle of Marne

    2nd Battle of Marne
    The turning point of the war......
    Allies advance steadily after defeating the Germans
  • Battle of Meuse-Argonne

    American advance helps end the war
  • Treaty of Versailles

    Treaty of Versailles
    it established nine new nations.....