world war i the great war. what were the causes of world war one?
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World War I
The Great War
What were the Causes of World War One?
What were the Causes of WWI?
• Nationalism• Imperialism/Colonialism• Militarism
What else?
• Diplomatic Failures• Alliance System
Pre-WWI Alliances
• 1882 Triple Alliance• 1894 Franco-Russian
Alliance• 1904 Entente Cordiale• 1907 Anglo-Russian
Entente
Alignment on the Eve of War
• Entente: Britain, France, Russia, US (sort of)
• Central Powers: Germany, Austria-Hungary, Ottoman Empire
Assassination of Archduke Franz Ferdinand
• June 28, 1914• Heir to Austro-Hungarian
throne• Killed in Sarajevo by
Serbian separatists• Austro-Hungarian Empire
accuses Serbian government of endorsing the assassination
The July Crisis
• A-H demands reparations from Serbian government, they refuse
• A-H declares war• Russia sees this as a
threat to their influence in the region, declares war on A-H
• Boom. WWI starts.
Kaiser Wilhelm II
• Last German emperor and king of Prussia
• Aggressively pursued colonial expansion
• Alienates Britain with naval expansion
• One of the most hated men in Europe outside of Germany
• Offered full support to A-H as Serbian crisis intensified
The Schlieffen Plan
• Germany knew it was going to face a 2-front war
• Predicted that Russia would be slow to mobilize
• Planned to defeat France quickly, then turn attention to Russia
• Basis of German strategy in WWI and WWII
The Western Front
• Germany invades Belgium in 1914, forces Britain into the war
• Constant fighting• 8 Million Entente
casualties• 5.6 Million Central
Power casualties
Trench Warfare
• The Western Front became an intricate series of trenches
• Snipers, machine guns, artillery
• Little protection from the elements
• Disease
The Vickers Machine Gun
First and Only Legal Use of Chemical Warfare
Why do you think chemical and biological warfare are now considered a war crimes?
Battle of the Marne, Sept. 6-10, 1914
• High-water mark of German dominance in the W. Front
• Germans planned to hit the northern flank of the French, push them back, encircle French army and Paris simultaneously
Battle of the Marne, Sept. 6-10, 1914
• France counterattacks, Forcing the Germans to move south of Paris, preventing encirclement
• Germans become bottle-necked in the Marne River Valley
• Halting Germany at the Marne was the first major German defeat of the war
Battle of Verdun, February-December 1916
• Longest battle of WWI• Verdun region held 20
major forts and 40 smaller forts
• German military realizes that a decisive victory here could be an immediate knock out punch
Beginning of the Battle
• Germany moves in 140,000 soldiers and 1,200 artillery guns that would put down 2.5 million shells on the French
• French forts weakened only 30,000 French soldiers in the region at the start
Flamethrowers
• First use of flamethrowers in combat was during the Battle of Verdun
• Use of flamethrowers in combat is now considered a war crime
Verdun
• Verdun quickly turns into a stalemate
• The Germans are unable to capture the city
• 360,000 Germans and 340,000 French are lost during the battle
The Somme
• Joint British-French attack• Entente leaders intend to
bleed Germany of resources• World War One military
strategy essentially assured a stalemate
Somme
• The battles of the Somme and Verdun were the epitome of World War One battles. Enormous troop movements and artillery bombardments that result in stalemates.