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World war i timeline



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  • 1. World War I Timeline
  • 2. June 28, 1914 Archduke of Austria Franz Ferdinand and his wife Sophie are assassinated by Gavrilo Princip of the Black Hand (a Serbian Nationalist group).
  • 3. July 23, 1914  Austria issues an ultimatum to Serbia. They tell Serbia if they do not meet the terms of the ultimatum there will be war.
  • 4. July 28, 1914 Serbia accepts some terms of the ultimatum, but would like to conference about other terms. Austria rejects Serbia’s offer and declares war on Serbia. Russia mobilizes their troops along Austria’s border.
  • 5. Late Summer 1914  Millions of soldiers happily march off to war, convinced the war will be short.
  • 6. Fall 1914 Germany’s Schlieffen Plan, which was supposed to be quick turns into a stalemate on the Western Front.
  • 7. August 1914  Germany crushes Russia’s invading army and forces them to retreat on the Eastern Front.
  • 8. September 5, 1914 Allies attacked the Germans northeast of Paris in the valley of the Marne River.
  • 9. December 1914  Austrians and Germans defeated the Russians and drove them eastward.
  • 10. Early 1915 Opposing armies on the Western Front had dug miles of parallel trenches to protect themselves from enemy fire.
  • 11. December 1915 Allies give up Galllipoli campaign after 250,000 casualties.
  • 12. February 1915  Gallipoli campaign – Britain, Australia, New Zealand and France attacked west side of Straits of Dardenelles near Constantinople.
  • 13. July 1916  British forces try to help the French by attacking the Germans at the Battle of Somme. They suffer more than half a million casualties.
  • 14. 1916 Russia is suffering from a lot of political turmoil, and their war effort is on the verge of collapsing.
  • 15. January 1917  Germans announce that they will bring back their policy of unrestricted submarine warfare and will sink any ship around British waters without warning.
  • 16. February 1917 British intercept the Zimmerman Telegram.
  • 17. March 1917  Civil unrest in Russia is bringing the Tsar Nicholas’s government to brink of collapse.
  • 18. April 2, 1917 President Wilson asks Congress to declare war on the side of the Allies.
  • 19. November 1917  Communist leader Lenin seized power in Russia.
  • 20. March 1918 Treaty of Brest-Litovsk is signed by the German’s and Russian’s. This ends Russia’s involvement in World War I, and all of Germany’s army now heads to the western front.
  • 21. July 1918  Things were looking bad for the Allies, but then new American troops come over and help push the Germans out of France.
  • 22. November 11, 1918 Kaiser Wilhelm steps down and a new representative from Germany signs an armistice with the Allies.
  • 23. January 1919  Treaty of Versailles conference begins in France.  Over the next year the Allies and neutral countries decide how to punish Germany/Central Powers.
  • 24. What should I study? Vocabulary – look through PowerPoints and book notes to see what key vocab words are – use the unit outline too. Unit Questions Countries in the Allies, Central Powers, Triple Alliance, and Triple Entente. There are no timelines, but you should know the major events of the war and their order. Know and be able to explain the causes of World War I: MAIN (militarism, alliances, imperialism, nationalism) Know and be able to explain what was decided at the Treaty of Versailles conference.