The escalation of fear between North Korea and the US reveals the danger of relying too much on fear of retaliatory nuclear attacks as a strategy for defense. The difficult task of replacing North Korea's fears with hopes of peace and prosperity must continue.
As the next round of nuclear talks between Iran and the world powers begins today in Almaty, Kazakhstan, both Iran and the United States should encourage their citizens – clerics, scientists, athletes, doctors, artists, businessmen, and teachers – to meet and work together.
As Iran and the world powers prepare for the next round of talks in Kazakhstan on April 5-6, their focus should be on what is politically and logistically achievable at this stage – clear steps that will help address the immediate concerns of both sides.
Even if we set aside the ethical and political implications of America's threatening Iran in the course of negotiations, there are two major legal issues with these threats. First, the 'threat of force' is illegal under international law. And second, any agreement reached by threat is invalid.