9/11 History Quiz: How Many Plains were Hijacked on 9/11?

A daily quiz about the 9/11 historic attack on New York’s World Trade Center and the Pentagon: How many plains were hijacked that day? Why did the US want Osama bin Laden extradited before the 9/11 attacks? Who was the Mayor of New York City in 2001? And which news outlet was the first to air a 24-hour news ticker on the day of the 9/11 attacks? Take this 9/11 history quiz to find out.

9/11 History Quiz

Daily Quiz for Sep. 11, 2021: 9 September 11th, 2001, general knowledge multiple-choice questions. Click "start quiz."

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1. How many planes were hijacked in the 9/11 attacks?

Photo: Robert J. Fisch, CC BY-SA 2.0, via Wikimedia Commons

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2. How many floors did the World Trade Center twin towers have?

Photo: Julien Menichini, CC BY 2.0, via Wikimedia Commons

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3. Which is currently the tallest building in the US?

Photo: Ulemas7, CC BY-SA 4.0, via Wikimedia Commons

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4. Who was the Mayor of New York City at the time of the 9/11 attacks?

Image: Time cover

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5. Why was Osama bin Laden wanted by the US before the 9/11 attacks?

Photo: Hamid Mir, CC BY-SA 3.0, via Wikimedia Commons

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6. What was Colin Powell’s job in 2001?

Photo: Department of State of the United States of America, Public domain, via Wikimedia Commons

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7. How many times did the word Islamophobia appear in the New York Times BEFORE Sept. 11, 2001?

Image: The New York Times

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8. Where is Khalid Sheikh Mohammed, "the principal architect of the 9/11 attacks" in 2021?

Photo: Photographer's Mate 1st Class Aaron Ansarov, US Navy., Public domain, via Wikimedia Commons

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9. Which American cable news network was the first to air a permanent 24-hour news ticker?

Screenshot: Fox News

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