jan 1, 1986 - Chernobyl disaster

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The Chernobyl disaster was a nuclear accident that occurred on Saturday 26 April 1986, at the No. 4 reactor in the Chernobyl Nuclear Power Plant, near the city of Pripyat in the north of the Ukrainian SSR in the Soviet Union.
1990 Clinic of Zaragoza radiotherapy accident. It is considered the worst nuclear disaster in history both in terms of cost and casualties,[3] and is one of only two nuclear energy accidents rated at seven—the maximum severity—on the International Nuclear Event Scale, the other being the 2011 Fukushima Daiichi nuclear disaster in Japan. Around 60 000 deaths.

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