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Assassination of Archduke Franz Ferdinand
Archduke Franz Ferdinand, the heir to the throne, was assassinated in an act of protest against the rule of Austria-Hungary. This event started WWI. -
The First Battle of Marne
France and Britain stopped and exhausted Germany which was then incapable of advancing into France. (Sept 6-12, 1914) -
The Battle of Gallipoli
The British and French tried to attack Turkey but were unsuccessful for they were unprepared and lacked knowledge of the terrain. (Feb 19, 1915 - Jan 9, 1916) -
The sinking of the Lusitania
Germany torpedoed a British steamship, the Lusitania, and killed nearly 1200 people (including 128 Americans) -
The Battle of Verdun
This was the longest and bloodiest battle of WWI. Germany used total war to destroy the French morale, causing 400,000 French and German casualties. (Feb 21 - Dec 18, 1916) -
The Battle of Jutland
Germany's High Sea Fleet ambushed the British Grand Fleet in an attempt to weaken the Royal Navy. (May 31- June 1, 1916) -
The Battle of Somme
The British launched an attack in the Somme River in order to pull German troops away from Verdun. They lost 19,000 soldiers on day 1. (July 1- Nov 18, 1916) -
Invention of Landboats (tanks)
The design of the land boat was perfected and were used in the Battle of Somme -
The Zimmerman Telegram
Germany tried to join forces with Mexico to overthrow the US if they were to enter the war. Mexico declined and refused to enter the war. -
America Joins the War
President Woodrow Wilson declared war on Germany for the renewal of unrestricted warfare and for the former plot to overthrow America with the help of Mexico. -
The Treaty of Brest-Litovsk
This treaty was signed between the unprepared Russia and Germany. This was Russia's (USSR) official withdrawal from WWI. -
Armistice
The official end of the fighting in WWI
"The 11th hour of the 11th day of the 11th month" -
The War Guilt Clause
The day Germany accepted full responsibility for starting WWI -
The Treaty of Versaille
This was the treaty that ended WWI, but also what caused WW2 due to the harshness of the treaty. -
The Bolshevik Revolution
The period in which Russia overthrew Czar and the government. They became communists led by Vladimir Lenin. (March 8, 1917- June 16, 1923)