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Austrian Archduke Francis Ferdinand assassinated
Franz Ferdinand and his wife, Sophie the Duchess of Hohenburg, are killed by Bosnian Serb nationalist Gavrilo Princip. The Austrian government suspects that Serbia is responsible. -
Fist battle of the Marne
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Austria-Hungary declares war on Sebia. World War I begins
“This is a dark day and a dark hour. The sword is being forced into my hand. This war will demand of us enormous sacrifice in life and money, but we shall show our foes what it is to provoke Germany.”
– Kaiser Wilhelm II, July 31, 1914 -
In one month, the world erupts in war
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Russians are defeated at the battle of Tannenberg
On the eastern front, Germans shatter the Russian Second Army and take over 92,000 prisoners at the Battle of Tannenberg. -
First use of poison gas by Germans
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Lusitania sunk
The sinking of the Cunard ocean liner RMS Lusitania occurred on Friday, 7 May 1915 during the First World War, as Germany waged submarine warfare against the United Kingdom which had implemented a naval blockade of Germany. -
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Battle of Verdun
The Battle of Verdun, fought from 21 February to 18 December 1916, was the largest and longest battle of the First World War on the Western Front between the German and French armies. -
Battle of Jutland
The Battle of Jutland was a naval battle fought by the British Royal Navy's Grand Fleet under Admiral Sir John Jellicoe, against the Imperial German Navy's High Seas Fleet under Vice-Admiral Reinhard Scheer during the First World War. -
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Russian Revolution
The Russian Revolution was a pair of revolutions in Russia in 1917 which dismantled the Tsarist autocracy and led to the rise of the Soviet Union. The Russian Empire collapsed with the abdication of Emp -
United States declares war
n April 2, 1917, President Woodrow Wilson asked a special joint session of the United States Congress for a declaration of war against the German Empire. Congress responded with the declaration on April 6. -
Battle of Caporetto
The Battle of Caporetto was a battle on the Austro-Italian front of World War I. The battle was fought between the Entente and the Central Powers and took place from 24 October to 19 November 1917, near the town of Kobarid. -
Allies advance
In the spring and summer of 1918, replenished by new divisions transferred hurriedly from the East after the crushing defeat of Russia, the German army launched a bold new campaign on the Western Front. Appearances, however, were deceptive. Imperial Germany, as many army staff officers admitted, was playing its 'last card', and after initial successes, the Glossary - opens new windowLudendorff offensive ran out of steam. -
The Treaty of Brest-Litovsk: Russians leaves the war
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 (Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire), that ended Russia's participation in World War I. -
Germany signs armistice
The Armistice of 11 November 1918 was the armistice that ended fighting on land, sea and air in World War I between the Allies and their last opponent, Germany. Previous armistices had eliminated Bulgaria, the Ottoman Empire and the Austro-Hungarian Empire. Also known as the Armistice of Compiègne from the place where it was signed, it came into force at 11 a.m.
