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The assasination of Arch Duke Ferdinand
The "spark of WW1" -
Austria-Hungary Declares War on Serbia.
After securing the unconditional support of its powerful ally, Germany, Austria-Hungary presented Serbia with a rigid ultimatum on July 23, 1914, demanding that all anti-Austrian propaganda within Serbia be suppressed, and that Austria-Hungary be allowed to conduct its own investigation into the archduke’s killing. -
Germany Declares War on Russia
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The Battle of Tannenberg begins
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Trench Warfare begins
Trench warfare is a form of land warfare using occupied fighting lines consisting largely of trenches, in which troops are significantly protected from the enemy's small arms fire and are substantially sheltered from artillery. -
The unofficial Christmas Truce is declared
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Germany Declares a "war zone" around Great Britain
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The Second Battle of Ypres - Germans first use Poison Gas
The Second Battle of Ypres was a battle of the First World War fought from 22 April to 25 May, 1915 for control of the strategic Flemish town of Ypres in western Belgium, following the First Battle of Ypres the previous autumn. It marked the first mass use by Germany of poison gas on the Western Front. -
The Battle of Verdun begins
It was fought from 21 February to 18 December, 1916 during the First World War on the Western Front between the German and French armies -
The Battle of Jutland, the major naval battle of the war, begins
t was one of the most anticipated naval battles in history. On May 31, 1916 the British Grand Fleet collided with the German High Seas Fleet off the coast of Denmark in an encounter that became known as the Battle of Jutland. -
The Battle of Somme begins - Tanks were introduced
The battle was one of the largest of World War I, in which more than 1,000,000 men were wounded or killed, making it one of the bloodiest battles in human history. -
Zimmerman Telegraph, that is later intercepted by the British
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The United States declares war on Germany
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U.S. President Woodrow Wilson issues his Fourteen Points to peace
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Russia signs the Treat of Brest Litovsk
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The Second Battle of Marne begins
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Germany signs the armistice at Compiegne, France. Fighting ends on the 11th hour of the 11th day of the 11th month
The armistice between the Allies and Germany, known as the Armistice of Compiègne after the location in which it was signed, was the agreement that ended the fighting in western Europe that comprised the First World War. -
The Treaty of Versailles
It 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. It was signed on 28 June 1919, exactly five years after the assassination of Archduke Franz Ferdinand.
