Pope Martin IV
Pope Martin IV, who was living at Perugia, never having visited the city of Rome, was stricken ill with a slow fever on Easter Sunday, March 25, and died on March 28, 1285. At that time, there were 18 living cardinals in the Sacred College, though three of them were away as Legates and were not notified in time. Fifteen of them participated in the election of his successor: