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WWI Timeline

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    Events leading up to WWI

  • Archduke Francis Ferdinand Assassinated

    Archduke Francis Ferdinand Assassinated
    *On June 28, 1914, then, Franz Ferdinand and Sophie were touring Sarajevo in an open car, with surprisingly little security.
    *Then a Serbian nationalist Nedjelko Cabrinovic threw a bomb at their car; it rolled off the back of the vehicle and wounded an officer and some bystanders.
  • Austria-Hungary Declares War on Serbia

    Austria-Hungary Declares War on Serbia
    *This event happend one month after Archduke Franz Ferdinand of Austria and his wife were killed by a Serbian nationalist in Sarajevo.
    *This effectivly began the first world war.
  • Germany Declares War on France

    Germany Declares War on France
    *Germany declares war on France, moving ahead with a long-held strategy.
    *This strategy was conceived by the former chief of staff of the German army, Alfred von Schlieffen, for a two-front war against France and Russia.
  • Germany Declaires War on Russia

    Germany Declaires War on Russia
  • Germany Invades Belgium

    Germany Invades Belgium
    *The German government wrote to the Belgian government demanding the right of free passage across Belgium for its troops.
    *Belgium denied the writen letter so Germany took action and invaded them.
  • Germany Announces Unrestricted Submarine Warfare

    Germany Announces Unrestricted Submarine Warfare
    *Unrestricted submarine warfare was first introduced in World War I in early 1915.
    *German torpedo-armed submarines prepared to attack any and all ships, including civilian passenger carriers, said to be sighted in war-zone waters.
  • Germany U-Boat Sinks the Lusitania

    Germany U-Boat Sinks the Lusitania
    *Germany waged submarine warfare against the United Kingdom of Great Britain and Ireland.
    *The ship was identified and torpedoed by the German U-boat U-20 and sank in 18 minutes.
  • The Zimmerman Note is Discovered

    The Zimmerman Note is Discovered
    • The Zimmermann Note was sent encrypted on Jan. 16, 1917. *When the president and the American people learned of the contents of the Zimmerman Telegram, they were irate.
  • U.S. Declares War on Germany

    U.S. Declares War on Germany
    *Two days after the U.S. Senate voted 82 to 6 to declare war against Germany, the U.S. House of Representatives endorses the declaration by a vote of 373 to 50, and America formally enters World War I.
    *Congress passed a $250 million arms appropriations bill intended to make the United States ready for war.
  • The Russian Monarchy is Overthrown

    The Russian Monarchy is Overthrown
    *Russia's Bolshevik Revolution took place as forces led by Vladimir Ilyich Lenin overthrew the provisional government of Alexander Kerensky.
    *The provisional government came to power after the February Revolution resulted in the Russian monarchy being overthrown in March 1917.