Question 96 of 128
What U.S. war ended slavery?
Official USCIS answers
- The Civil War
Why this is the answer
The Civil War (1861–1865) was fought largely over slavery and the South's secession. The Union's victory led to the 13th Amendment, which abolished slavery in 1865.
💡 Memory tip: Civil War = slavery's end; remember 1865 and the 13th Amendment.
Could you say it out loud to an officer?
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- 90. What territory did the United States buy from France in 1803?
- 91. Name one war fought by the United States in the 1800s.
- 92. Name the U.S. war between the North and the South.
- 93. The Civil War had many important events. Name one.
- 94. Abraham Lincoln is famous for many things. Name one.
- 95. What did the Emancipation Proclamation do?
Source: USCIS, 128 Civics Questions and Answers (2025 version), M-1778.