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A war fought in 1904–1905 between Russia and Japan over rival territorial claims.
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The Bloody Sunday was a Massacre that happened in Russia in 1905, which killed and wounded hundreds of people
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The Bosnian crisis of 1908–09, also known as the Annexation crisis or the First Balkan Crisis, erupted when on 6 October 1908, Austria-Hungary announced the annexation of Bosnia and Herzegovina, territories formally within the sovereignty of the Ottoman Empire.
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The assassination of Austria's Archduke Franz Ferdinand occurred on June 28th, 1914 in Sarajevo when Gavrilo Princip shot both him and his wife in the chest
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The Russian Mobilization was one of the main causes of WWI. Russia had the largest standing army in the world with a total of 5 million soldiers, but because there were so many of them, about 400,000 men ended up going into battle with any weapons.
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The Schlieffen Plan was intended to ensure German victory over a Franco-Russian alliance by holding off Russia with minimal strength and swiftly defeating France by a massive flanking movement through the Low Countries.
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The German invasion of Belgium was a military campaign which began in August 1914.
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The Battle of the Marne was a First World War battle fought from 5–12 September 1914. It resulted in an Allied victory against the German Army.
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The sinking of the Lusitania occurred during the First World War, as Germany waged submarine warfare against the United Kingdom of Great Britain and Ireland
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The Battle of Verdun was one of the largest battles of the First World War on the Western Front between the German and French armies.
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A major battle of the First World War between the British and the Germans, on the Western Front in northern France. More than a million men on both sides were killed or wounded.
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The Zimmermann Telegram was an internal diplomatic communication issued from the German Foreign Office in January, 1917 that proposed a military alliance between Germany and Mexico in the event of the United States' entering World War I against Germany.
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Nicholas II was the last czar of Russia who was forced to abdicate in 1917 by the Russian Revolution
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The American entry into World War I came in April 1917, after two and a half years of efforts by President Woodrow Wilson to keep the United States neutral.
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A conflict fought in Russia after the Revolution, between the Bolshevik Red Army and the counter-revolutionary White Russians.
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A revolution in Russia that overthrew the czar and brought the Bolsheviks, a Communist party led by Lenin, to power.
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The Fourteen Points was a statement of principles for world peace that was to be used for peace negotiations to end World War I.
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The Treaty of Brest-Litovsk was a peace treaty signed on 3 March 1918 between the new Bolshevik government of Soviet Russia and the Central Powers that ended Russia's participation in World War I.
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The Armistice was an armistice during the First World War between the Allies and Germany – also known as the agreement that ended the fighting on the Western Front.
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The Treaty of Versailles was one of the peace treaties at the end of World War I. It ended the state of war between Germany and the Allied Powers.
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