When the Machine Pulls the Trigger: Conscience, Distance, and the Church's Case Against Autonomous Weapons

Pope Leo XIV's 2026 encyclical *Magnifica Humanitas* declares it 'not permissible to entrust lethal or otherwise irreversible decisions to artificial systems.' The argument is not merely technical but anthropological: autonomous weapons complete a long trajectory of moral distancing that removes the human will from the moment of execution entirely. The Catholic tradition insists that a conscience, not an algorithm, must bear the weight of lethal force.