Historical Events in Church Annals for April 8:
Death of John II, the King of France in England. He was known as "the Good."
The first conclave at the Vatican since 1303, due to the Avignon exile, the College of Cardinals elect the Archbishop of Bari, Cardinal Bartolomeo Prignano as Pope Urban VI, the two hundred second successor of Peter.
Spanish born Cardinal Alfonso de Borgia is elected the two hundred-ninth in the line of supreme pontiffs and takes the name Pope Callixtus III. It was Callixtus who instituted the Feast of the Transfiguration.
Pope Paul III decrees the Apocrypha or body of writings on religious matters outside the canon of Scriputre which are accepted by Holy Mother Church as the basis for many of the documents at the Council of Trent.
Birth of Philip IV, the future King of Spain, to the acting head of Spain King Philip III during the earliest days of Pope Leo XI's papacy.