Misunderstanding the “just cause” condition of just war doctrine

In a recent article at First Things , I argued that the just war tradition holds that for a war to be justifiable, it must be morally certain that it meets just war conditions (not merely arguable or even probable that it meets them). Some readers have objected that some of the sources I cited require moral certainty only with respect to the “just cause” condition, not the other conditions. If so,…