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Assassination of Franz Ferdinand
Archduke Franz Ferdinand and his wife were assassinated while visiting Sarajevo, Bosnia. he was next in line of the Austro Hungarian throne. The Killings set off decades-old tensions in Europe and started WWI. -
Austria-Hungary declares war on serbia
On July 28 1914 one month to the day after Archduke- Franz Ferdinand and of Austria and his wife were killed by a Serbian nationalist, Sarajevo Austria Hungary declare war on Serbia, beginning the firs world war -
Firs use of gas as a weapon by the Germans
On April 22, 1915 German forces shocked the allied soldiers along the western front by firing more than 150 tons of lethal chlorine gas. most of the gas froze because it was really cold but other than that 1,000 people died -
Sinking of the Lusitania
RMS Lusitania was sunk on May 7, 1915 by a German u boat. 1,198 people of the 1,959 on board were killed which were Americans. their were on 761 survivors. -
Zimmerman Note
The Zimmerman Note was a secret diplomatic communication issued from the German foreign office in January 1917 that proposed a military alliance between Germany and Mexico -
U.S enters WWI
On April 6 1917 the US joined it's allies-- Britian, France and Russia to fight in WWI -
US declare's war on Germany
At 8:30 on April 12, 1917, President Wilson appeared before a joint session of congress, and asked for a declaration of war against Germany in order to make the world an safe democracy. -
Bolsheviks led by Vladimir Lenin overthrow Russian government
On Nov. 7 1917, Russia's Bolshevik Revolution took place as forces led by Vladimir Ilych Lenin overthrew the provisional Government of Alexander Kerensky.
