Museum or archive
September 11 Digital Exhibitions
National September 11 Memorial & Museum
Where this source supports the record
Each entry separates the article’s editorial relevance note from its exact, section-level claims. A bibliography link without a direct claim is labeled plainly.
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Historic crimes & investigations · 11 September 2001Open article references →
The September 11 Attacks at the World Trade Center
World Trade Center attack and memorial site · United States
Why editors use it hereVictim-centered artifacts, oral histories, timelines, site evidence, recovery, and commemoration.
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Quick read
On 11 September 2001, al-Qaeda hijackers flew American Airlines Flight 11 and United Airlines Flight 175 into the World Trade Center's Twin Towers.
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Trigger and conditions
Flight 11 struck the North Tower at 8:46 a.m.
Reviewed 26 July 2026 -
Uncertainty
The New York victim count excludes the nineteen hijackers and is updated only if a newly identified death is officially attributed.
Reviewed 26 July 2026 -
Why it matters
September 11 joins mass murder, building failure under extraordinary attack, sacrifice, policy transformation, and long environmental illness.
Reviewed 26 July 2026
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Quick read