by the United Nations, United Nations General Assembly Resolution A/69… (2014)
“ Urges Member States to take and strengthen national measures, as appropriate, to prevent the acquisition and use by terrorists of radioactive materials and sources, as well as terrorist attacks on nuclear plants and facilities which would result in radioactive releases, and, if necessary, to suppress such acts, in particular by taking effective measures to account for, secure and physically protect such facilities, materials and sources in accordance with their international obligations ”
