WW1

  • Austria-Hungary declares war on Serbia.

  • Germany declares war on Russia.

  • Germany declares war on France.

  • U.S. President Woodrow Wilson announces the U.S. will remain neutral.

    U.S. President Woodrow Wilson announces the U.S. will remain neutral.
  • The Battle of Tannenberg begins.

  • The First Battle of the Marne begins. Trench warfare begins as soldiers on both sides dig in.

  • Battle of Ypres begins.

  • The unofficial Christmas truce is declared.

  • The Second Battle of Ypres begins. It is during this battle that the Germans first use poison gas.

  • Tsar Nicholas II takes personal control over Russia's armies.

  • The Battle of Verdun begins.

    The Battle of Verdun begins.
    The Battle of Verdun was the longest battle of World War I and was one of the bloodiest
  • The Battle of Jutland begins

    the major naval battle of the war
  • The Battle of the Somme begins.

    During the Battle of the Somme, tanks are first introduced into battle.
  • Germany sends the secret Zimmerman Telegram to Mexico

    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 Tsar Nicholas II abdicates.

    Russian Tsar Nicholas II abdicates.