United StatesQuestion 96 (2025 list) · The 1800s
What U.S. war ended slavery?
- aThe Revolutionary War
- bWorld War I
- cThe Civil WarCorrect answer
- dThe War of 1812
Why?
The Civil War ended slavery in the United States. The 13th Amendment, ratified in 1865, then made slavery illegal everywhere in the country.
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Source
Questions and answers: U.S. Citizenship and Immigration Services (USCIS), 128 Civics Questions and Answers (2025 version), M-1778, and Civics Questions and Answers (2008 version), rev. 08/21 — public domain. USCIS accepts other answers too; we show one of them. The wrong options and the explanations are ours. Not affiliated with or endorsed by USCIS.
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