On March 6, US President Donald Trump posted four words on Truth Social that shut the door on diplomacy and opened another one towards prolonged conflict. "There will be no deal with Iran except UNCONDITIONAL SURRENDER!" he wrote, rejecting Iran's simultaneous signals of openness to mediation. His press secretary, Karoline Leavitt, later clarified that the standard would be met when the President himself decided Iran no longer posed a threat to the United States, whether or not Iran agreed it had surrendered. In other words, the end of the war would be defined unilaterally by the party doing the bombing....