Recent American History and Other Important Historical Information · Official question 106
Why did the United States enter World War II?
Accepted answers
- (Bombing of) Pearl Harbor
- Japanese attacked Pearl Harbor
- To support the Allied Powers (England, France, and Russia)
- To oppose the Axis Powers (Germany, Italy, and Japan)
Source: 128 Civics Questions and Answers (2025 version) · M-1778 (09/25) · Reviewed Sept. 3, 2026