United States History 11 The First World War: “The U. S United States History 11 The First World War: “The U.S. in World War I” Unit 2, Chapter 8, Section 2

The United States helped turn the tide for an Allied victory Main Idea The United States helped turn the tide for an Allied victory

United states stays neutral Isolationism was U.S. policy at War’s beginning, although U.S. was supplying Britain with war goods Since Britain had blockaded German ports, German U-boats were used to attack all ships coming to Britain, know as unrestricted submarine warfare

Heading toward war 1915: sinking of Lusitania killing 1200 people including 128 Americans 1916: Germany issued Sussex pledge- not to sink merchant vessels Jan. 1917: after Wilson’s re-election, asked Allied and Central powers to consider “peace without victory”, Germany resumed unrestricted sub warfare The Zimmerman Note: proposed alliance of Germany and Mexico Russian Czar Nicholas II lost power March 1917: Germany sank 3 more American vessels April 2, Wilson asked congress to declare war

Americans in Europe May, 1917: Selective Service Act Latinos and African Americans trained separately June, 1917: Americans arrive in Europe AEF (American Expeditionary Forces) General John J. Pershing: leader Trained for 12 months in Europe Allied Setback: Nov. 1917, Bolsheviks tool control of Russian government, signed peace treaty with Germany U.S. was a major force, stopping Germans at Chateau-Thierry, Belleau Wood 20,000 female nurses served

The war ends By late 1918: war was crippling German economy, soldiers no longer wanted to fight Austria-Hungary signed peace agreement, then Germany Nov 11,1918: armistice went into effect 8.5 million people killed