Unit 7: Period 7: 1890–1945
AP United States HistoryTimeline of key events
Major themes
American imperialism
Progressive Era reform
World War I
The 1920s
The Great Depression and New Deal
World War II
Key figures
Vocabulary
Unit 7 topics
Unit 7 overview7.1Contextualizing Period 77.10The Great Depression7.11The New Deal7.12Interwar Foreign Policy7.13World War II: Mobilization7.14World War II: Military7.15Postwar Diplomacy7.2Imperialism: Debates7.3The Spanish-American War7.4The Progressives7.5World War I: Military and Diplomacy7.6World War I: Home Front7.71920s: Immigration Policy7.81920s: Cultural and Political Controversies7.9The Great Migration and the Harlem Renaissance