World War I

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  • Beginning Of World War I

    Beginning Of World War I

    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, Bosnia.
  • Period: to

    Beginning to the End of World War I

  • Germany Declares War

    Germany Declares War

    Germany declares a "war zone" around Great Britain, essentially effecting a submarine blockade where even neutral merchant vessels were to be potential targets.
  • Battle Of Verdun

    Battle Of Verdun

    February 21 - The Battle of Verdun begins. The Battle of Verdun was the longest battle of World War 1 and was one of the bloodiest.
  • Zimmerman Telegram

    Zimmerman Telegram

    January 19 - 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.