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Archduke Franz Ferdinand was assassinated
Because the assassin was a Serbian, Austria decided to use the murders as an excuse to punish Serbia. -
Beginning of World War 1
Austria rejected Serbias offer and declared war. That same day, Serbia's ally, Russia, took action. Russian leaders ordered the mobilization of troops toward the Austrian border -
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Schlieffen plan was devleoped
A large part of the German army would race West, to defeat France, and return to fight Russia in the East. -
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Eastern Front Developments
World War I signaled the first time in history that planes were used in a combat role. In 1914, the Germans introduced the submarine as an effective warship. -
The attack of the Allies
The Allies attacked the Germans Northeast of Paris, in the valley of the Marne River. -
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To take the Dardanelles strait
It was known as the Gallipoli campaign. British, Australian, New Zealand, and French troops made repeated assaults on the Gallipoli Peninsula on the western side of the strait. By
May, Gallipoli had turned into another bloody stalemate. -
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British attack Germans
The British attacked the Germans Northwest of Verdun. In the end, 20,000 of the British soldiers had been killed. What the armys gained was how much they advanced. Germans advanced about 4 miles, and the British gained 5 miles. -
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unrestricted submarine warfare
The Germans announced that their submarines would sink without warning any ship in the waters around Britain. -
President Wilson asked Congress to declare war
On April 2, 1917, President Wilson asked Congress to declare war. The United States entered the war on the side of the Allies. -
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Vladimir Ilyich Lenin seized power.
In November 1917, Communist leader Vladimir Ilyich Lenin seized power. Lenin insisted on ending his country’s involvement in the war. One of his first acts was to offer Germany a truce. In March 1918, Germany and Russia signed the Treaty of Brest-Litovsk, which ended the war between them. The treaty was extremely -
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Russia signs the Treaty of Brest-Litovsk
Germany and Russia signed the Treaty of Brest-Litovsk, which ended the war between the two. The treaty required Russian government to surrender lands to Germany that now include FInland, Poland, Ukraine, Estonia, Latvia and Lithuania. -
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Second Battle of Marne
The Allies and Germans clashed at the second battle of the marne, There were 350 tanks that went through the lines of Germans. -
World War 1 comes to an end
After four years of slaughter and destruction, the time had come to forge a peace settlement.