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The worlds first nuclear chain reaction takes place in chicago as part of the Manhattan project
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U.S first stage test of plutonim weapon
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Experimental breeder in Idaho produces worlds first electric power from nuclear energy
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United States begin nuclear operations in nuclear plant in Shippingport, Pennsylvania
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Chernobyl power station sends radioactive dust across Russia, Ukraine, Belarus
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9.0 magnitude earthquake and tsunami wrecks Fukushima nuclear plant, triggering nuclear meltdowns that contaminated food and water and forced mass evacation