world war I

By aaron455
  • Period: to

    world war I

  • Archduke Franz Ferdinand

    Archduke Franz Ferdinand
    •June 28 - Archduke Franz Ferdinand, heir to Austria-Hungary's throne, and his wife, Sophie, are assassinated by Serbian nationalist Gavrilo Princip while the couple were visiting Sarajevo.

  • germany

    germany
    •February 4 - Germany declares a "war zone" around Great Britain, essentially effecting a submarine blockade where even neutral merchant vessels were to be potential targets.

  • the battle of verdun starts!!

    the battle of verdun starts!!
    •February 21 - The Battle of Verdun begins. The Battle of Verdun was the longest battle of World War I and was one of the bloodiest. this battle was one of the longest battle of world war I.

  • battle of somme

    battle of somme
    The Battle of the Somme begins. During the Battle of the Somme, tanks are first introduced into battle

  • Germany sends the secret Zimmerman Telegram

    Germany sends the secret Zimmerman Telegram
    Germany sends the secret Zimmerman Telegram to Mexico in an effort to entice Mexico to join the war. The British intercept and decipher the coded message.

  • russian

    russian
    The armistice agreed upon between the new Russian government and the Central Powers goes into effect.

  • russia

    russia
    Russia signs the Treaty of Brest Litovsk, which is a peace treaty between Russia and the Central Powers.

  • Baron Manfred von Richthofen

    Baron Manfred von Richthofen
    German flying ace, Baron Manfred von Richthofen (more commonly known as the Red Baron), is shot down.