World War III with Iran in retaliation for the killing of terror mastermind Qasem Soleimani failed to materialize. Instead, Iran fired about a dozen missiles at airfields hosting U.S. forces in Sunni and Kurdish areas of Iraq and despite deadly intent, failed to cause casualties. Content with that bootless result, the ayatollahs offered to end the cycle of retaliation, at least for now, citing their generous and forgiving nature. The abrupt de-escalation of military conflict caused by the actual impracticability of open war left inflamed political passions with nowhere to go. So they burst their channels in various ways. The...