Pope John XXIII Issues Pacem in Terris on World Peace, April 11, 1963
Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms. Date: April 11, 1963 Read more on Wikipedia β π Other events on April 11 π Events on this day in 1963 π On This Day…