1 . The ROK Government welcomes that the P 5 + 1 -- the US , the UK , France , China , Russia and Germany -- and Iran agreed on the Political Framework for a Joint Comprehensive Plan of Action ( JCPOA ) in Lausanne , Switzerland , on April 2 , for the resolution of the Iranian nuclear issue . The ROK government appreciates the strenuous efforts by the countries concerned toward this agreement . 2 . In addition , the ROK Government expects that the countries concerned , as agreed , will complete the JCPOA , including the verification mechanism by the International Atomic Energy Agency ( IAEA ) , by the end of June , and thereby laying important groundwork for the resolution of the Iranian nuclear issue . 3 . Furthermore , the ROK Government hopes that the Political Framework will contribute to regional peace and strengthening the international non - proliferation regime . Spokesperson and Deputy Minister for Public Relations of MOFA * unofficial translation [ Source : Ministry of Foreign Affairs ] [ ⓒ Maeil Business Newspaper & mk . co . kr , All rights reserved ]