Tweet “Never threaten an Iranian. Try respect – it works!” he added. The riposte followed a Twitter post by Trump, who told Iran not to threaten the US. “If Iran wants to fight, that will be the official end of Iran. Never threaten the United States again,” he wrote, without clarifying what threats he meant. Relations between Washington and Tehran plummeted a year ago when Trump pulled the US out of the Joint Comprehensive Plan of Action (JCPOA), an international accord that offered Iran sanctions relief in exchange for curbs on its nuclear programme. Iran’s Mohammad Javad Zarif said US Gallery: [Best_Wordpress_Gallery id=”38″ gal_title=”American War on Iran”]