Tehran (Basirat) :President Donald Trump has declared North Korea an "unusual and extraordinary threat" to US national security as he acted to maintain harsh economic sanctions against Pyongyang, despite a historic summit with North Korean leader Kim Jong-un earlier this month.

Tehran (Basirat) :Iranian Deputy Foreign Minister for Political Affairs Seyed Abbas Araqchi said given the vague prospect of the 2015 nuclear deal known as the Joint Comprehensive Plan of Action (JCPOA), there is a possibility that Tehran leaves the accord in coming weeks.