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Al-Qaida Hijackings
- On September 11, 2001, al-Qaida terrorists hijacked four U.S. airliners, killing about 2,977 people in New York and Washington.
- Analysts argue that institutional complacency and chronic under-funding have eroded the post-9/11 security architecture.
- The GAO reported that in 1987 airport screeners missed 20 % of dangerous objects in tests.
- President Donald Trump's 2026 counter-terrorism plan emphasizes drug cartels and left-wing violence, downplaying right-wing threats.
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