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the claim

The Pentagon attack was part of the September 11 attacks.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
10 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that the Pentagon attack was part of the September 11 attacks?

Yes. Multiple independent reference and peer-reviewed sources describe the September 11, 2001 attacks as including the hijacked flight that struck the Pentagon, alongside the World Trade Center and Pennsylvania crashes.

Verdict: SUPPORTED · 10 sources for, 0 against · Last checked

The private library was unavailable for some searches in this check. Missing library results are not evidence against the claim.

Evidence for · 10
September 11 attacks
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September 11 attacks. (n.d.). dbpedia.org. http://dbpedia.org/resource/September_11_attacks

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More for · 9
A Comparative Analysis of International Atomic Energy Agency General Safety Requirements Part 7 against the Lessons Learned from the 11 September 2001 Terrorist Attack on the Pentagon.
2025
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L, B. & E, W. (2025). A Comparative Analysis of International Atomic Energy Agency General Safety Requirements Part 7 against the Lessons Learned from the 11 September 2001 Terrorist Attack on the Pentagon.. doi.org. https://doi.org/10.1097/hp.0000000000001982

September 11, 2001 attack on America: a record of the immediate impacts and reactions in the USA travel and tourism industry
2002
Get citation
September 11, 2001 attack on America: a record of the immediate impacts and reactions in the USA travel and tourism industry. (2002). doi.org. https://doi.org/10.1016/s0261-5177(02)00029-8

Effects of the September 11, 2001 disaster on pregnancy outcomes: a systematic review
Get citation
Effects of the September 11, 2001 disaster on pregnancy outcomes: a systematic review. (n.d.). cir.nii.ac.jp. https://doi.org/10.1111/j.1600-0412.2010.01020.x

From disaster to present day: the resiliency of masonry following September 11, 2001
2014
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From disaster to present day: the resiliency of masonry following September 11, 2001. (2014). doi.org. https://doi.org/10.1002/dama.201400609

Responding to Terrorism: Challenges for Democracy. Teacher's Resource Book [and Student Text]. Public Policy Debate in the Classroom. Choices for the 21st Century Education Program.
2002
Get citation
Andy, B. (2002). Responding to Terrorism: Challenges for Democracy. Teacher's Resource Book [and Student Text]. Public Policy Debate in the Classroom. Choices for the 21st Century Education Program.. eric.ed.gov. https://eric.ed.gov/?id=ED463235

Historical Dictionary of Washington, D.C.
2003
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Benedetto, R., Donovan, J., & Vall, K. D. (2003). Historical Dictionary of Washington, D.C.. books.google.com. http://books.google.com/books?id=BHA5tL1qt5cC&dq=The+Pentagon+attack+was+part+of+the+September+11+attacks.&hl=&as_pt=BOOKS&source=gbs_api

American Airlines Flight 77
Get citation
American Airlines Flight 77. (n.d.). en.wikipedia.org. https://en.wikipedia.org/wiki/American_Airlines_Flight_77

The World Trade Center Health Program: an introduction to best practices
Get citation
The World Trade Center Health Program: an introduction to best practices. (n.d.). cir.nii.ac.jp. https://doi.org/10.1080/19338244.2022.2156975

American Militarism and Blowback: The Costs of Letting the Pentagon Dominate Foreign Policy
Get citation
American Militarism and Blowback: The Costs of Letting the Pentagon Dominate Foreign Policy. (n.d.). cir.nii.ac.jp. https://doi.org/10.1080/07393140220122626

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