Recent American History and Other Important Historical Information · Official question 101
Why did the United States enter World War I?
Accepted answers
- Because Germany attacked U.S. (civilian) ships
- To support the Allied Powers (England, France, Italy, and Russia)
- To oppose the Central Powers (Germany, Austria-Hungary, the Ottoman Empire, and Bulgaria)
Source: 128 Civics Questions and Answers (2025 version) · M-1778 (09/25) · Reviewed Sept. 3, 2026