2008 test · Question 72 of 100
Name one war fought by the United States in the 1800s.
Official USCIS answers
- War of 1812
- Mexican-American War
- Civil War
- Spanish-American War
Why this is the answer
The 1800s means the years 1801–1900. The United States fought several major wars during that century, including the War of 1812, the Mexican-American War, the Civil War, and the Spanish-American War.
💡 Memory tip: Remember '1800s' = 19th century; pick any war from that list.
This is the 2008 test, for N-400s filed before October 20, 2025. Filed on or after that date? Use the 2025 test.
More from 1800s
- 71. What territory did the United States buy from France in 1803?
- 73. Name the U.S. war between the North and the South.
- 74. Name one problem that led to the Civil War.
- 75. What was one important thing that Abraham Lincoln did?
- 76. What did the Emancipation Proclamation do?
- 77. What did Susan B. Anthony do?
Español简体中文繁體中文Tagalog한국어العربيةKreyòl ayisyenРусскийPortuguês (Brasil)FrançaisPolskiУкраїнськаفارسیاردوहिन्दीবাংলাਪੰਜਾਬੀአማርኛSoomaali
Source: USCIS, Civics (History and Government) Questions for the Naturalization Test (rev. 01/19).