Death of Pope Saint Martin I, 74th successor of Peter who ruled for six years. During his pontificate he condemned the Eastern bishops who enjoyed the protection of the Byzantine Emperor. Imprisoned and exiled, he died of suffering and hardship on the island of Cherson. It was during his papacy that the Church began celebrating the feast of the Immaculate Virgin.
Death of Pope Valentine, 100th successor of Peter who ruled for just over two weeks. He was beloved by the people, the nobles, and the clergy for his goodness and charity and exhibited great piety.
Death of Pope Blessed Victor III, 158th successor of Peter who had fled to Montecassino four days after his election on May 24, 1086. But the people clamored for him to be Pope and he was forcefully brought back to Rome and consecrated. He excommunicated the antipope Clement III and took up residence on the fortified Tiber island.
Death of the antipope Clement VII who had turned against Pope Gregory XI and undermined Pope Urban VI. As the first antipope of the Great Schism of the West, Clement initiated the great split that would last from 1378 to 1417.
Venutian-born Cardinal Pietro Barbo is elected by the College of Cardinals as the 211th successor of Peter, taking the name Pope Paul II. He would go on to be the Pope who decided that only Cardinals would wear the red beretta. He also reduced the benefit of a special pardon to 25 years so that each generation could benefit.