Reigned from 15 February 1288 to 4 April 1292. Born on 30 September 1227 in Ascoli, Italy as Girolamo Masci; died on 4 April 1292 in Rome, Italy. He was a Franciscan, general of his order, mediator between France and Castile, and cardinal-bishop of Palestrina. As pope he was unduly influenced by the Colonna, and supported the Angevins in Sicily against James of Aragon, while opposing Rudolf of Hapsburg in Hungary. During his pontificate, missionaries were sent to Bulgaria, Ethiopia, China, and the Tatars.