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Canada overhauls aviation security after 9/11 attacks

9/8/2026

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Canada Overhauls Aviation
  • On September 11 2001, 19 al-Qaida hijackers seized airplanes, crashing two into New York’s World Trade Center, one into Pentagon, and one in Pennsylvania.
  • Canada overhauled aviation security after attacks, banning knives and box cutters, reinforcing cockpit doors, and creating a screening agency.
  • Transport minister David Collenette closed Canadian airspace after the Pentagon crash, diverting 224 flights.
  • Air Canada cut 6,600 jobs and posted a C$1.25 billion loss in 2001 after travel slump.
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