In his encyclical, Fratelli Tutti (On Fraternity and Social Friendship), Pope Francis questions nuclear deterrence as a way of promoting peace  noting “the catastrophic humanitarian and environmental consequences that would follow from any use of nuclear weapons, with devastating, indiscriminate and uncontainable effects, over time and space” (n 262). He concludes that “the ultimate goal of the… Read More »2021: International Treaty Prohibiting Nuclear Weapons enters into force.