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Franz Ferdinand Assassination
The assassination of Archduke Franz Ferdinand instigated the beginning of World War l -
Austria-Hungary Declares War on Serbia
After the assassination of Archduke Franz Ferdinand Austria-Hungary declared war on Spain -
Germans Use First Gas Weapon
In April 1915 the Germans used the first gas weapon -
Sinking of the Lusitania
On May 7, 1915, A German U-Boat torpedoed a passing ship known as the Lusitania. This angered Americans and eventually led the U.S. to join the war. -
Wilson Reelected; Pledged American Neutrality
Wilson is reelected and pledges to keep America neutral -
Zimmerman Note
Arthur Zimmerman, a German government employee sent a telegram to Mexico asking to invade America. Unfortunately for Mr. Zimmerman, the telegram was intercepted by the U.S. This shocked Americans and led to the joining of the war. -
U.S. Declares War
In April, 1917, the U.S. declared war on the Germans. -
Bolsheviks led by Lenin overthrow Russian Government
The Bolsheviks overthrow the Russian government with the help of Vladimir Lenin -
War Ends
World War 1 ends on November 11, 1918 -
Treaty of Versailles
The Treaty of Versailles ended the Great War, or World War 1.
