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Archduke Franz Ferdinand was assassinated in Sarajevo by a Serbian nationalist. His death sparked a chain of Nationalism events that led to the start of world war 1.
https://www.history.com/this-day-in-history/archduke-ferdinand-assassinated -
Russia mobilized their army to go against Austria-Hungary while teaming up with Serbia. This event led to most of the European Powers mobilizing themselves and breaking out of hostility.
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Germany invaded Belgium and the invasion caused the beginning of the war to start.
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Chlorine gas was fired by the Germans toward the Allies. This was a new beginning for gas being used as a weapon to launch at the enemies front line.
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Germans sank their first American ship in the Mediterranean Sea
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The first aerial bombing of London happened to German Zeppelins which killed 28 people.
https://www.history.com/news/londons-world-war-i-zeppelin-terror -
Troops ran into an intensive artillery bombardment from the German 6th Army. The French achieved their objective but came into a German counter-attack.
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Italian troops attack Austrian defenses. 3 additional battles are fought through the end of 1915 with similar results, totaling 230,000 casualties for the Italians and 165,000 for the Austrians.
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11 months of fighting between the Germans and South African and Rhodesian troops loyal to the British.
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After taking Warsaw, the Austro-Germans captured Ivangorod, Kovno, Brest-Litovsk, Bialystok, Grodno, and Vilna. By the end of September, Russian troops are driven out of Poland and Galicia.
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An additional 20,000 troops are landed but their attack is hampered by poor communications and logistical problems.
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the Austrians, aided by Germany and Bulgaria, plan to try again. With the addition of Bulgaria, Germany now has three allies in the war including Austria-Hungary and Turkey. It's called the Central Powers due to its location, primarily in central Europe.
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This came from the response of increasing protests from the United States following American civilian deaths at sea.
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Created a six-mile-wide breach that is three miles deep. The German 3rd Army rushed in reinforcements, regroups its defense lines and plugs the gap. Facing strong resistance, the French broke off the attack.
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Came after months of stalemate when Turkish troops contained all breakthrough attempts while causing 250,000 casualties. The British Navy evacuated 83,000 survivors by sea.
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Attacking along the west bank of the Meuse River, targeting two strategic hills northwest of Verdun that form the main French position.
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Woodrow Wilson threatens to sever diplomatic ties between the United States and Germany following the sinking of the passenger ferry.
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13,000 British and Indian soldiers, now on the verge of starvation, surrender to the Turks
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They gain the advantage and within three days capture the two French hills they had been striving for since early March
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The Italians withdraw southward, forcing the Austrians to stretch their supply lines over the difficult terrain.
