Question 91 of 128

Name one war fought by the United States in the 1800s.

Q: Name one war fought by the United States in the 1800s.

War of 1812 · Mexican-American War · Civil War · Spanish-American War — Topic: American History — 1800s. USCIS accepts any one of the answers listed below.

Official USCIS answers (in English)

War of 1812
Mexican-American War
Civil War
Spanish-American War

How to answer

Topic: American History — 1800s.

USCIS accepts any one of the answers listed below.

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Source: USCIS, 128 Civics Questions and Answers (2025 version), form M-1778 (09/25). Answers that can change are listed at uscis.gov/citizenship/testupdates. Freedom to Belong is an educational nonprofit and is not affiliated with USCIS.