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The Balkan wars made the region unstable. The power void made by the Ottomans created tension between Serbia and Austria-Hungary. -
Trench warfare consisted of trenches soldiers would use for battle,shelter, and aid. Soldiers lived in horrible conditions fighting battle. -
On June 28,1914 Archduke, was assassinated by a Serbian nationalist terrorist group, the Black Hand, in protest of Austria-Hungary gaining the control of Bosnia and Herzegovina, areas Serbia wanted. -
In response to the assassination of Archduke Franz Ferdinand, Austria-Hungary declared war on Serbia, This caused most of Europe countries to war. -
Russia was very under prepared, had no food, few weapons, and went in with little training. Eventually Russia had to get pulled out of war. -
Propaganda was used for the war to enlist more soldiers to fight. -
The Germans sank the Lusitania ship during their cross from new York to Liverpool, England. This is the cause of 128 American casualties. -
This was the longest and bloodiest battle of World War 1,the Germans used total war to destroy the French. -
The British launched the attack in the Somme River area to get German troops away from Verdun. There were over 1 million casualties on both sides in the span of 5 months. -
There was a coded message sent from Germany to Mexico. Germany wanted Mexico to join them if America entered the war. Mexico never entered the war at all. -
Since the Germans sank the Lusitania, America declared war on the Germans. -
The Russians signed the Treaty of Brest-Litovsk with Germany of 1918. This officially pulled the Russians out of World War 1. -
Since Germany signed the armistice a Compiegne, ending World War 1. -
The treaty that was signed to initially end World War 1, yet it was a major cause of World War 2 -
United States signed a separate peace treaty Austria, Hungary, and Germany