2025 version (128 questions)Updated for the Oct 20, 2025 testC: Recent American History and Other Important Historical Information
Name one war fought by the United States in the 1900s.
Answer
- World War I
- World War II
- Korean War
- Vietnam War
- (Persian) Gulf War
Explanation
In the 1900s the United States fought World War I, World War II, the Korean War, the Vietnam War, and the Persian Gulf War. USCIS accepts any one of these.
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