Pope John XXIII's " Pacem in Terris "
in 1963, Pope John XXIII's " Pacem in Terris " was published right after one of the most dangerous moments in modern history—the Cuban Missile Crisis.
To respond to nuclear fear, Cold War division and a rapidly changing global society by proposing a moral vision of peace.
Its ideas have expanded and deepened, especially in human rights, global cooperation and a stronger rejection of war by the Vatican
