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The assassination
The Balkan states of Bosnia and Herzegovina, had been annexed from Turkey and taken into the Austro-Hungarian Empire. This was strongly resented by many Serbs and Croats and a nationalist group, The Black Hand, was formed. -
Germany declares war on Russia.
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Period: to
WW1 Timline from 1914- 1918
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Germany declares war on France.
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The United Kingdom declares war on Germany, after Germany invades Belgium.
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Austria-Hungary declares war on Russia and Serbia declares war on Germany.
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- U.S. President Woodrow Wilson announces the U.S. will remain neutral.
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The Battle of Tannenberg begins.
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The First Battle of the Marnebegins. Trench warfare begins as soldiers on both sides dig in.
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Battle of Ypres begins.
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- The United Kingdom announces that the North Sea is a military area, effectively creating a blockade of goods into Germany.
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• December 24 The unofficial Christmas truce is declared.
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Germany declares a "war zone" around Great Britain, essentially effecting a submarine blockade where even neutral merchant vessels were to be potential targets.
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The Dardanelles Campaign begins.
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The British ocean liner RMS Lusitania is sunk by German U-boat, U-20
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The Second Battle of Ypres begins. It is during this battle that the Germans first use poison gas.
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The Battle of Gallipoli begins.
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The Battle of Verdun begins.
The Battle of Verdun was the longest battle of World War I and was one of the bloodiest. -
The Battle of Jutland, the major naval battle of the war, begins.
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The Battle of the Somme begins.
During the Battle of the Somme, tanks are first introduced into battle. -
Germany sends the secret Zimmerman Telegram.
Telegram is sent to Mexico in an effort to entice Mexico to join the war. The British intercept and decipher the coded message. -
Russian Tsar Nicholas II abdicates.
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The United States declares war on Germany.
The first turning point -
The Battle of Passchendaele begins.
(also known as the Third Battle of Ypres) -
The armistice agreed upon between the new Russian government and the Central Powers goes into effect.
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Russia signs the Treaty of Brest Litovsk.
It is a peace treaty between Russia and the Central Powers. -
Germany launches the Spring Offensive.
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German flying ace, Baron Manfred von Richthofen is shot down.
more commonly known as the Red Baron. -
Germany signs the armistice at Compiegne, France. Fighting ends on the 11th hour of the 11th day of the 11th month.
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The Treaty of Versailles officially ends WWI.