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World War 1 timeline

  • Austria-Hungary blamed Serbia for the death of the Archduke

    Archduke Franz Ferdinand, heir to the Austrian throne, and his wife, visit Sarajevo in Bosnia. A bomb is thrown at their auto but misses. Undaunted, they continue their visit only to be shot and killed a short time later by a lone assassin. Believing the assassin to be a Serbian nationalist, the Austrians target their anger toward Serbia.
  • Gavrilo Princip fired two shots

    Gavrilo Princip fired two shots

    The Archduke is murdered sparking WWI
  • Russia mobilizes to defend Serbia

    Russia mobilizes to defend Serbia

    Russians begin partial troop mobilization as a precaution. The Germans then warn Russia on its mobilization and begin to mobilize themselves.
  • Germany declares war on Russia

    Germany declares war on Russia

    Germany declares war on Russia
  • Germany invades Belgium

    Germany invades Belgium

    Germany declares war on France, and invades neutral Belgium. Britain then sends an ultimatum, rejected by the Germans, to withdraw from Belgium.

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