By Massimo Faggioli. Looks back at Pope John XXIII ‘s 1963 encyclical Pacem in Terris with an analysis of its background, context and reception. Shows how peace rests on truth, justice, and freedom and is just as relevant today. Along with the teaching of Pope Francis and Pope Leo XIV, these pages reveal that peace is not an abstract idea but a historical and spiritual task that calls the global conscience, as international rule of law and diplomacy are displaced by might makes right and unilateral power politics. Read more.