1986

: Earlier that year, on January 28, the U.S. Space Shuttle Challenger disintegrated 73 seconds after liftoff, resulting in the death of all seven crew members, including teacher Christa McAuliffe.

: In November 1986, California voters approved this landmark law, which requires businesses to warn citizens about significant exposures to chemicals known to cause cancer or reproductive harm. : Earlier that year, on January 28, the U

: On April 26, 1986, a reactor at the Chernobyl Nuclear Power Plant in the Soviet Union exploded. It remains the worst nuclear accident in history, releasing radioactive material across Europe and leading to the long-term abandonment of the city of Pripyat. : On April 26, 1986, a reactor at

: President Ronald Reagan signed COBRA into law on April 7, 1986, which, among other things, authorized U.S. Customs to collect user fees for various inspection services. Customs to collect user fees for various inspection services

: This major overhaul simplified the income tax code, eliminated many tax shelters, and significantly changed tax brackets for American individuals and corporations. Cultural and Technological Shifts Chernobyl Accident 1986 - World Nuclear Association