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The assasination of Archduke Francais Ferdinand, who was the heir to the throne of Austria-Hungary, sparked the start of World War I. He was assasinated by the Serbian Nationalist group called the Black Hand.
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Austria demands Serbia to end all anti-Austrian activities and let Austrian officals take care of the murder investigation. Serbia is given 48 hours to meet these demands.
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Austria Declares War on Serbia.
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Germany declares war on Russia and then two days later on France.
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128 americans were killed by torpedo attacks. This was done by the Germans.
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The German torpedoed the Sussex killing around 80 people.
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Germany sends a secret telegram to Mexico stating that if the United States joins the war, Mexico will be asked ally with Germany.
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The United States officially enters the war.
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The allies commenced offensives against the Central Powers.
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This was the cease-fire of the war.
