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World War I. Chapter 19. The US Enters the War. Section 1. A. Woodrow Wilson’s Diplomacy. The Mexican Revolution. Wilson opposed imperialism Believed US should promote democracy. The Mexican Revolution. A series of revolutions from 1911 to 1913 made Mexico unstable.
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World War I Chapter 19
The US Enters the War Section 1
The Mexican Revolution • Wilson opposed imperialism • Believed US should promote democracy
The Mexican Revolution • A series of revolutions from 1911 to 1913 made Mexico unstable
The Mexican Revolution • 1914- US sailors arrested in Mexico • US demands an apology
The Mexican Revolution • Wilson sends troops to Vera Cruz • New government of Mex. is friendly to US
The Punitive Expedition • Anti-US Mexicans begin to attack American towns • Poncho Villa- leader • Attacks Columbus, NM
The Punitive Expedition • Wilson sends US troops (John Pershing) to catch Villa • Eventually recalled in 1917
The Punitive Expedition • Damaged US foreign relations
The Alliance System • Late 1800s, creation of Germany upsets balance of power in Europe • Countries form alliances to protect them selves from attack
The Alliance System Two Alliance: • Triple Entente • Triple Alliance
Imperialism • practice of powerful nations establishing colonies in less powerful nations
The Arms Race • build up of the military to prepare for war or to compete with another country • Germany & GB compete for naval supremacy
Nationalism • Feeling of intense pride in one’s homeland
Nationalism • Nationalist want self determination- people should have their own nation for their group
The Balkan Crisis • Balkans had been ruled by Ottomans & Austria-Hungary • Wanted own nation • Serbs 1st Balkan nation to have independence
The Balkan Crisis • Austria- Hungary annexed Bosnia • Made Serbs mad
The Balkan Crisis • Heir of A-H (Archduke Franz Ferdinand) visits Sarajevo (capital of Bosnia • Assassinated by Serbian nationalist (Gavrilo Princip)
The Balkan Crisis • A-H declares war on Serbia • Rest of Europe prepare for war
The Two Sides • Allies (Great Britain, France, Russia, later US)
The Two Sides • Central Powers- • Germany, • Austria-Hungary, • Ottoman Empire (Turkey)
Schlieffen Plan • proposed attacking France through Holland, Belgium and Luxembourg
Schlieffen Plan • on 2nd August 1914, the German army invaded Luxembourg and Belgium • followed the Schlieffen Plan
Battle of the Marne • First large battle of war • Fr. & Br. stopped Germans 30 miles from Paris • Armies dug trenches and settled into stalemate
War on the Western Front • Western Front- GB & Fr. v Germany • Goal is to bleed each side white
Battle of Verdun • considered the greatest and lengthiest in world history • Feb. 21 1916 to Dec 19 1916 • estimated 700,000 casualties • Germ. attack Fr. forts at Verdun
Battle of the Somme • July 1916 • Wanted to pull Germans from Verdun • 20,000 British died in one day
Americans Take Sides • Wilson declared the US would be neutral • Most Am. favored the allies
Americans Take Sides • Wilson’s cabinet was pro-British • British used propaganda to get Am. on their side
The British Blockade • GB stopped ships from going to Germany • GB needs supplies from US & colonies
U-Boats • Germans deploy U-boats to sink Allied ships & break blockade • U-boat- unterseeboot- Submarine
U-Boats • May 1915, German subs sank the Lusitania • 128 Americans died • many Americans wanted war
The Sussex Pledge • March 1916, Ger. U-boats sank the unarmed French vessel, the Sussex • Germany promised to end surprise attacks on merchant ships
Election of 1916 • Wilson reelected in 1916- slogan, “HE KEPT US OUT OF WAR”
US Declares War • Jan 1917- Zimmermann Telegram • From Germany to Mexico • proposed that Mexico attack the United States Zimmermann Telegram
US Declares War • Germany returns to unlimited submarine warfare • Trying to “starve” allies before the US can get involved
War! US Declares War • April 1917- U.S. declared WAR!
US Declares War • Wilson saw America's entry as making the world safe for democracy