What happened on September 11, 2001?
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Correct answer: Al-Qaeda hijacked planes and attacked U.S. targets
On September 11, 2001, al-Qaeda terrorists hijacked four commercial airplanes. Two struck the World Trade Center, one hit the Pentagon, and one crashed in Pennsylvania after passengers resisted the hijackers.
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More 9/11 and War on Terror questions
- Which terrorist organization was responsible for the September 11 attacks?
- Which U.S. president was in office during the September 11 attacks?
- Which location was struck by two hijacked planes on September 11, 2001?
- Which U.S. military facility was attacked on September 11, 2001?
- What happened to United Airlines Flight 93 on September 11, 2001?
- What was the War on Terror?