Study guide › 2025 test (128 questions) › Topic 17 of 26
1800s — Expansion, Civil War & Lincoln
6 official civics questions from the 2025 version (128 questions) of the USCIS naturalization test — the 2025 test applies if USCIS received your Form N-400 on or after October 20, 2025. Topic area: american history — b: 1800s. On test day the officer asks up to 20 questions from the full bank of 128 and you need 12 correct.
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Official civics questions and answers
These published USCIS questions and accepted answers are a free reference. The taught course for this topic unlocks with the one-time payment.
What territory did the United States buy from France in 1803?
Give one of these accepted answers:
- Louisiana Territory
- Louisiana
Name one war fought by the United States in the 1800s.
Give one of these accepted answers:
- War of 1812
- Mexican-American War
- Civil War
- Spanish-American War
Name the U.S. war between the North and the South.
Accepted answer:
- The Civil War
The Civil War had many important events. Name one.
Give one of these accepted answers:
- (Battle of) Fort Sumter
- Emancipation Proclamation
- (Battle of) Vicksburg
- (Battle of) Gettysburg
- Sherman's March
- (Surrender at) Appomattox
- (Battle of) Antietam/Sharpsburg
- Lincoln was assassinated.
Abraham Lincoln is famous for many things. Name one.
Give one of these accepted answers:
- Freed the slaves (Emancipation Proclamation)
- Saved (or preserved) the Union
- Led the United States during the Civil War
- 16th president of the United States
- Delivered the Gettysburg Address
What U.S. war ended slavery?
Accepted answer:
- The Civil War
1 additional official question is not yet shown in this public reference. Use the official USCIS study materials ↗ for the published test content.
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All 26 topics in the 2025 version (128 questions)
- The Three Branches — Overview· FREE MODULE
- Principles — System Fundamentals· FREE MODULE
- Principles — Constitution & Amendments· FREE MODULE
- Principles — Declaration & Founding Ideas· FREE MODULE
- Congress — Structure, Counts & Terms· FREE MODULE
- Presidency & Executive Branch· FREE MODULE
- Judiciary & Supreme Court
- Federalism — Federal vs State Powers
- Current Officeholders & Your State
- Rights — Voting & Resident-vs-Citizen
- Rights — Citizenship, Pledge & Oath
- Rights — Civic Duties & Participation
- Colonial — Peoples & Settlement
- Colonial — Revolution & Independence
- Colonial — The Founders
- Colonial — 1787 Constitution & Federalist Papers
- 1800s — Expansion, Civil War & Lincoln — you are here
- 1800s — Reconstruction Amendments & Suffrage
- 1900s — World Wars
- 1900s — Great Depression & FDR
- 1900s — Cold War & Communism
- 1900s — Rights Movements & Suffrage
- Recent History & American Heritage
- Symbols — Flag, Capital, Statue, Anthem & Motto
- National Holidays
- English Component — Reading & Writing (M-715)