2008 test · Question 86 of 100
What major event happened on September 11, 2001, in the United States?
Official USCIS answers
- Terrorists attacked the United States.
Why this is the answer
On September 11, 2001, terrorists hijacked airplanes and attacked targets in the United States, killing thousands of people. This is why the official answer describes it as a terrorist attack on the country.
💡 Memory tip: Remember 9/11 as the day terrorists attacked the U.S. with hijacked planes.
This is the 2008 test, for N-400s filed before October 20, 2025. Filed on or after that date? Use the 2025 test.
More from Recent American History and Other Important Historical Information
- 78. Name one war fought by the United States in the 1900s.
- 79. Who was President during World War I?
- 80. Who was President during the Great Depression and World War II?
- 81. Who did the United States fight in World War II?
- 82. Before he was President, Eisenhower was a general. What war was he in?
- 83. During the Cold War, what was the main concern of the United States?
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Source: USCIS, Civics (History and Government) Questions for the Naturalization Test (rev. 01/19).