9/11 and War on Terror · US History

What happened on September 11, 2001?

  1. The United States formally entered World War II
  2. Al-Qaeda hijacked planes and attacked U.S. targets
  3. The Soviet Union officially collapsed
  4. The United States formally signed NAFTA
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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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