EVEN before Ayatollah Ali Khamenei’s assassination had been confirmed, Donald Trump was describing him as “one of the most evil people in History”, underlining yet again his ignorance about the past. Since then, the lame excuse for Israeli-US hostilities has shifted from impending regime change to thwarting Tehran’s nuclear ambitions or halting its production of ballistic missiles. In negotiations taking place in Geneva until recently, which were supposed to continue this week, Iran was willing...