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Assassination of Archduke Franz Ferdinand
The shooting of Archduke Franz Ferdinand started a chain of events leading to the war. -
Austria Rejects Serbia's Offer and Declares War
Serbia knew that refusing the ultimatum (list of harsh demands sent by Austria) would lead to war demands. Austria, however, spent no time negotiating. The nation's leaders, it seemed, had already settled on war. On July 28, Austria rejected Serbia's offer and declared molilization of troops toward the Austrian border. -
Battle on Western Front
The Allies attacked the Germans northeast of Paris, in the valley of the Marne river. Every available soldier was hurled into battle. After four days of fighting, the German generals gave the order to retreat. By September 13, the Germans had been driven back nearly 60 miles. -
German use of Unrestricted Submarine Warfare
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Battle of Gallipholi
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Battle of Verdun
The Battle of Verdun was launched by the Germans against France. Each side lost more than 300,000. -
Battle of Somme
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Battle of Limanowa
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Russian Revolution
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The US Army joins the War
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Treaty of Brest-Litovsk
In March 1818, Germany and Russia singed the Treaty of Brest-Litovsk, and Russia withdrawed from the war.r -
Second Battle of the Marne
The Allies and Germans clashed at the Second Battle of the Marne. With the arrival of 2 million American troops, the Allied forces began to afvance steadily toward Germany. -
The Great War ends
On November 11, 1918, the Great War came to an end. -
Treaty of Versailles