2. I) America Enters the War (1917) A) Sinking of the Lusitania (1915) wanted to remain neutral (not take sides) British ship sunk by German U-Boat 128 Americans were killed

3. C) Zimmerman Note Germany tried to get Mexico to declare war on America B) unrestricted u-boat warfare

4. American soldiers in WWI D) “doughboys”

5. Southern Blacks moved for war-time jobs in Northern factories E) Great Migration

6. made it a crime to help the enemy with words as well as deeds (Sedition Act) F) Espionage Act (1917) 1) Eugene V. Debs socialist who went to prison for violating the Sedition Act of 1917 G) Selective Service Act (The Draft)

7. ended WWI (“War to End All Wars” or “War to Make the World Safe for Democracy”) II) Treaty of Versailles (1919) A) Wilson’s 14 Points Woodrow Wilson’s “plan for peace” at Versailles

8. place where countries could talk instead of fighting (forerunner of today’s United Nations) 1) League of Nations Senate refused to ratify because they feared being dragged into more foreign wars

9. 1) Mandate System League members divided German & Ottoman Empires amongst themselves

10. US return to policy of neutrality III) Isolationism A) Kellogg-Briand Pact 1928 treaty that—along with the 1921 Washington Naval Treaty—tried to outlaw war B) The Red Scare 1920s anti-immigration movement over fear of communists & anarchists