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Citizenship · American History

Name one war fought by the United States in the 1900s.

Reviewed by Jordan Morley, Editorial Lead at 247SimpleTests. Written by the 247SimpleTests Editorial Team from the official source material cited on every question.

Correct answer

World War I, World War II, the Korean War, the Vietnam War, or the (Persian) Gulf War

  1. A The War of 1812
  2. B The Civil War
  3. C World War I, World War II, the Korean War, the Vietnam War, or the (Persian) Gulf War
  4. D The Revolutionary War

Why this is the answer

Wars fought by the United States in the 1900s (20th century) include: WORLD WAR I; WORLD WAR II; the KOREAN WAR; the VIETNAM WAR; and the (PERSIAN) GULF WAR. USCIS 65/20 Civics Question: 'Name one war fought by the United States in the 1900s.' — Any of these is accepted.

Note: The Civil War (1860s), Revolutionary War (1770s-80s), and War of 1812 were NOT in the 1900s. This question tests knowledge of major 20th-century U.S. conflicts.

Source: USCIS Civics 65/20 — Wars in the 1900s

Practice more questions

This question is from our US Citizenship Test Practice practice test. Take the full practice test to test your knowledge across all American History and other topics.

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About this topic: American History

Colonial era, independence, the Constitution, slavery and the Civil War, the world wars, civil rights movement, recent events. Key figures, dates, and reasons matter. This is one of 12 Civics (65+ Applicants) questions on american history, each with a full explanation on a single study page.

New to this exam? Our Citizenship exam guide explains the format, scoring, and how to prepare.

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