World War 1 Timeline

  • Assassination of Franz Ferdinand

    Assassination of Franz Ferdinand
    a teenage Serbian nationalist gunned down Archduke Franz Ferdinand and his wife Sophie as their motorcade drove through the streets of Sarajevo
  • Period: to

    World War 1

  • The Great War Begins

    The Great War Begins
    Emperor Franz Joseph of Austria-Hungary declares war on Serbia.
  • Lusitania sank

    Lusitania sank
    U-boat sinks the Lusitania. 1,198 civilians, including 128 Americans die.
  • Battle of Somme

    Battle of Somme
    This battle resulted in an estimated one million casualties with no breakthrough for the allies.British introduce the tank
  • Wilson re-elected

    Wilson re-elected
    Wilson was re-elected president with a campaign slogan of "He kept us out of the war."
  • Zimmerman Note Intercepted

    Zimmerman Note Intercepted
    Zimmermann's telegram to Mexico urging her entry into war against the United States, discovered and translated by the British.
  • US Declares war on Germany

    US Declares war on Germany
  • Kaiser declares “open season” on ships

     Kaiser declares “open season” on ships
  • Selective Service Act Pased

    Selective Service Act Pased
    required all men in the U.S. between the ages of 21 and 30 to register for military service.
  • Convoy System

    Convoy System
  • Espionage Act

    Espionage Act
    intended to prohibit interference with military operations or recruitment, also to prevent insubordination in the military, and to prevent the support of U.S. enemies during the time of war
  • Russia Pulls out of the War

    Russia Pulls out of the War
  • Flu Epidemic

    Flu Epidemic
    the flu epidemic was an unusually deadly influenza pandemic
  • Fourteen Points Speech

    Fourteen Points Speech
    declared that world war one was being fought for a moral cause and a calling for peace in Europe
  • Sedition Act Passed

    Sedition Act Passed
    extended the espionage act of 1917 to cover a broader range of offenses, notably speech and the expression of opinion that cast the government or the war effort in a negative light or interfered with the sale of government bonds
  • Germany Signs armistice

    Germany Signs armistice
    At eleven o'clock on the eleventh day of the eleventh month of 1918 the war ends as Germany and Allies sign an Armistice.