WWI Timeline

  • Kaiser declares "open season" on ships

    Kaiser declares "open season" on ships
    Kaiser Wilhelm proclaimed the North Sea a war zone where all merchant ships including those who are from neutral countries could be sunk without warning
  • Assassination of Franz Ferdinand

    Assassination of Franz Ferdinand
    Cabrinovic’s cohorts, 19-year-old Gavrilo Princip shot into Ferdinand's car shooting him and Sophie
  • Great War beigns

    Great War beigns
    Sparked by Franz Ferdinand's assassination, chain of events led to WWI
  • Lusitania Sank

    Lusitania Sank
    Identified and torpedoed by German U-Boat, sank in 18 minutes
  • Battle of the Somme

    Battle of the Somme
    Allies attempted to break through the German's lines on Western Front. More than 1 million casualties occured after the several months of battle lasted.
  • Wilson Re-Elected

    Wilson Re-Elected
    Democratic President Woodrow Wilson defeated Supreme Court Justice Charles Evans Hughes, the Republican candidate.
  • Zimmerman Note Intercepted

    Zimmerman Note Intercepted
    Germany advises Mexico to declare War on Germany
  • US Declares War on Germany

    US Declares War on Germany
    Nazi Germany declared war against the United States, in response to what was claimed to be a series of provocations by the United States government
  • Selective Service Act

    Selective Service Act
    Authorized the United States federal government to raise a national army for service in World War I through conscription.
  • Espionage Age passed

    Espionage Age passed
    a United States federal law passed on June 15, 1917, shortly after the U.S. entry into World War I. It has been amended numerous times over the years
  • Russia pulls out of war

    Russia pulls out of war
    The Treaty of Brest-Litovsk was a peace treaty signed on 3 March 1918 ended Russia's participation in the war.
  • Fourteen Points Speech

    Fourteen Points Speech
    a statement given to Congress on January 8, 1918 by President Woodrow Wilson declaring that WW1 was being fought for a moral cause and calling for peace in Europe
  • Flu Epidemic

    Flu Epidemic
    the deadliest in history, infected an estimated 500 million people worldwide—about one-third of the planet's population
  • Sedition Act Passed

    Sedition Act Passed
    an Act of the United States Congress that extended the Espionage Act of 1917 to cover a broader range of offenses
  • Convoy System

    Convoy System
    a group of merchant vessels sailing together, with or without naval escort, for mutual security and protection, has a much longer history than sometimes suggested
  • Germany Signs Armistice

    Germany Signs Armistice
    an agreement to stop fighting - was signed between France, Britain, and Germany on 11th November 1918, bringing four years of fighting in the First World War to an end