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ww1

  • Assassination of Archduke Franz Ferdinand

    Assassination of Archduke Franz Ferdinand
    The assassination of Archduke Franz Ferdinand, heir to the Austro-Hungarian throne, and his wife Sophie in Sarajevo on 28 June 1914 eventually led to the outbreak of the First World War.
  • Austria-Hungary declares war on Serbia

    Austria-Hungary declares war on Serbia
    Telegram of Austria-Hungary`s declaration of war on Serbia on 28th July 1914 marked the beginning of the First World War – one of the world's most tragic conflicts in the history of human race and initiated the era of unprecedented suffering
  • Germany declares war on Russia

    Germany declares war on Russia
    When Austria-Hungary declared war on Serbia, Serbia's ally Russia started mobilizing for war. Austria-Hungary's ally Germany demanded Russia stop preparing for war. When Russia refused, Germany declared war on Russia on August 1, 1914.
  • Sinking of the Lusitania

    Sinking of the Lusitania
    German U-boat torpedoes the Lusitania, a British passenger liner. 128 Americans are killed.
  • Zimmerman note intercepted

    Zimmerman note intercepted
    British intelligence intercepts the Zimmermann Telegram, a secret communication from Germany proposing an alliance with Mexico should the United States enter World War I.
  • The U.S. officially enters the war

    The U.S. officially enters the war
    Following passage of the war resolution by the Senate and House, the United States is officially at war with the German Empire.
  • Woodrow Wilson's 14 points

    Woodrow Wilson's 14 points
    U.S. President Woodrow Wilson outlines his Fourteen Points for peace. A statement of principles for peace that was to be used for peace negotiations in order to end World War I.
  • Russia leaves war

    Russia leaves war
    Russia and Germany sign the Treaty of Brest-Litovsk, officially removing Russia from World War I.
  • The war ends

    The war ends
    Having been given 72 hours to agree to Allied demands, Germany signs the armistice. Supreme Allied Commander Marshal Ferdinand Foch orders that all hostilities on the Western Front cease at 11 a.m. Paris time.
  • Germany is punished

    Germany is punished
    Germany is forced to sign the Treaty of Versailles. Germany cedes Alsace-Lorraine to France, recognizes Belgian sovereignty, disarms and agrees to pay war reparations. U.S. Senate refuses to ratify the Treaty of Versailles, thus preventing the country from joining the League of Nations.