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Franz Ferdinand Assassination
Archduke Franz Ferdinand and his wife were assassinated while visiting Sarajevo Bosnia -
Austria-Hungary declares war on Serbia
Austria-Hungary declared war on Serbia because they assumed that they had a connection with the assassination of Franz Ferdinand. -
Germans' First use of Gas
The Germans first use gases such as mustard gas, chlorine, and phosgene was inn April 1915. The use of gas changed the war and caused many casualties, but effective countermeasures were soon made such as the gas mask. -
Sinking of the Lusitania
A passenger ship by the name of the Lusitania was lost in the fog off the coast of Ireland, a German U-boat detected the ship and assumed it was a war ship, and fired two torpedoes at it. There were many people on the Lusitania at the time including 128 Americans. This caused Anti-German sentiment once the news hit America. -
Wilson Reelected
President Woodrow Wilson the 1926 Presidential Election against republican candidate, Charles Evan Hughes. The Democrat Party's slogan for the election was "He kept us out of the war", as in how Wilson refrained from entering WWI. -
Zimmerman Telegram
The Zimmerman Telegram was a diplomatic message from Germany that proposed a military alliance to Mexico in the event if the U.S.A entered WWI, the message was intercepted and decoded by British intelligence. -
Bolshevick Revolution
The Russian working class overthrew the Tsarist autocracy and replaces it with a provisional government. -
U.S Declares War
On April, 2, 1917 the Americans entered WWI and went to war with Germany. -
War Ends
The first World War ends. -
Treaty of Versailles
Ended the state of war between Germany and the Allied Powers.