In 1972, three black men, Melvin Cale, Louis Moore, and Henry D. Jackson, Jr., hijacked Southern Airways Flight 49, demanding $10 million and safe passage to Cuba. The hijacking lasted nearly 30 hours and involved multiple stops throughout the United States, Canada, and eventually, Cuba. In the process of negotiating with the FBI, the hijackers threatened to ram their aircraft, a Douglas DC-9, into the High Flux Isotope Reactor in Oak Ridge, Tennessee if their demands weren’t met.
Until that point, American airlines had resisted installing metal detectors in airports, worried that treating Americans like common criminals to board a plane would wreck their burgeoning industry. But that threat of nuclear attack, and the 130 other hijackings between 1968 and 1972, convinced the government to take a stand at last. In 1973, the FAA used its bureaucratic and administrative powers to make passenger screening mandatory. In 1974, Congress validated the requirement, ignoring passenger rights’ groups that protested the intrusive screening of luggage and persons in order to board aircraft.
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