WORLD WAR I

FOUR CAUSES

• Militarism - the desire for war
• Alliances - 2 major alliances in Europe
• Imperialism - competition all around the world for colonies
• Nationalism - pride in your country

THE SPARK

THE SPARK

• Assassinated by Serbian nationalists
• Ferdinand in favor of integrating Serbia into Austrian Empire
• Russia comes to defend Serbia
• Germany backs Austria
• Beginning of WWI

TRIPLE ALLIANCE

TRIPLE ENTENTE

TRIPLE ENTENTE

• US joins
• Italy joins after switching sides
• Russia leaves

Alliances By the End of WWI

• Allied Powers - England, France, USA, Italy
• Central Powers - Germany, Austria, Ottoman Empire

Questions

• Why did Russia leave the war?
• Why did the United States join the war?

STALEMATE

TRENCH WARFARE

BREAKING THE STALEMATE

• US enters the war 1917 because of...
• Unrestricted submarine warfare by Germany
• Zimmerman telegram - Germany tries to get Mexico to attack the US

THE RUSSIAN REVOLUTION

• Bolsheviks overthrow the Tsar 1917
• Russia negotiates peace with Germany
• Eastern front closes

ARMISTICE DAY

TREATY OF VERSAILLES

THE BIG THREE

TERMS OF THE TREATY

• League of Nations
• German Reparations and Demilitarization
• Mandate System - losers lost all colonies
• Establishment of 8 new countries
• Return of land to Russia

CONSEQUENCES OF WWI

• Colonial movements for independence
• Unstable Balkan Peninsula
• German resentment
• Japanese imperialism
• Tension in Middle East