Spurning Just War, Pope Leo Ends Catholic ‘Permission Slip’ for Conflicts
VATICAN CITY, May 28 (Reuters) – Pope Leo this week repudiated a major teaching used by the Catholic Church since at least the fifth century to evaluate when countries might be justified in waging wars, in a move experts said could have long-reaching impact for global powers. The disavowal of the doctrine came in the pope’s first major document, issued on Monday, which also urged global regulation of AI systems and made the clearest apology yet for the Catholic Church’s historic role in supporting transatlantic slavery. “The ‘just war’ theory which has all too often been used to justify any kind of war, is now outdated,” wrote Leo in the encyclical, entitled “Magnifica Humanitas” (Magnificent Humanity). “Humanity possesses far more effective and capable tools for promoting human life and resolving conflicts, such as dialogue, diplomacy and forgiveness,” he said. Chicago Cardinal Blase Cupich, a close ally of Leo who was at the Vatican for the presentation of the text on Monday, told Reuters the pope is concerned with how the theory has been used by …








