70 member states of the Non-Proliferation Treaty urged North Korea to cease its provocations... and continue its nuclear negotiations with the United States.<br /> This... according to a joint statement released by the NPT on Friday,... which is wrapping up their third preparatory meeting... for the 2020 NPT Review Conference.<br />They said North Korea's nuclear and missile developments... are a serious threat to international peace and security... and that the North is not taking actions to carry out its denuclearization pledge.<br />Member states called on Pyeongyang to take concrete measures... to dismantle its nuclear and missile programs completely and irreversibly. <br />