- 1933-1945
- Democrat
- The New Deal/ Relief, Recovery, and Reform
- Relief: Welfare and the dole (FERA)
- Recovery: NIRA, TVA, AAA, RFC, FHA, CCC, PWA, WPA, Theater Project, Writers' Project, National Youth Administration, and Home Owner's Loan, devalued the dollar; ended gold standard
- Reform: FDIC, SEC, Social Security Act, Fair Labor Standards Act, and Wagner Act
- 1938 - Congress of Industrial Organization founded by John L. Lewis
- Good Neighbor Policy
- Triumph of Isolationism
- Nye Investigations
- U.S. abrogated the Platt Amendment
- Neutrality Acts
- Lend Lease Act
- Destroyers for bases deal with Great Britain
- Pearl Harbor and World War II
- Yalta Conference (1945)