WORLD WAR IThe Great War

The MAIN Causes

•Militarism•Alliances• Imperialism•Nationalism

Militarism

• The belief that the way to remain powerful is to increase the size of your nation’s military.• European nations

created new weapons and increased the size of their armies.

Alliances

• European nations formed a series of alliances for protection. These alliance obligated them to defend one another.• Central Powers: Germany, Austria-

Hungary, The Ottoman Empire (Turks), Bulgaria• Allied Powers: Great Britain, France,

Russia, Italy, Japan

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Imperialism

• European nations fiercely competed for possession of colonies, especially in Africa.• Colonies = Power

and Wealth (Mercantilism)

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Nationalism

• Increased rivalry among the European powers who each wanted to be the dominating force in Europe.• Nations competing for

influence and resources around the world.

The Spark

• Gavrilo Princip was a young Serbian national who was angry at Austria-Hungary controlling Serbia and assassinated the heir to the Austria-Hungary throne, Archduke Franz Ferdinand.• Austria-Hungary attacked Serbia, Russia

defended them, and soon the rest of Europe was forced to join through alliances.

WWI TIMELINE1914-1918: In your group, come up with 4 bullet points to summarize what occurred in during your year. Be prepared to share with the class.

Trench Warfare

• Each side developed dug in defenses and would try and take each others trenches. The space between became a killing zone. • Slower Warfare =

More Casualties

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Tanks

• Replaced the horse in warfare. Invented by the British and allowed armies to attack trenches with armor protection.

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Planes

•WWI was the first time planes were used in warfare. Used at first to drop bombs on trenches and became increasingly important in warfare.

Machine Guns

• Improved and perfected during World War I and allowed trench defenders to devastate attackers.

Poison Gas

• Introduced by Germany, the first gasses were used to create blindness and death by suffocation.