サン・ジョバンニ・イン・ラテラノ大聖堂
During the Jubilee of 1575, he opened the holy door of the Archbasilica of St. John Lateran. He was the Camerlengo of the Sacred College of Cardinals from 8 January 1579 to 8 January 1580. On 5 December 1580 he opted for the titular church of San Pietro in Vincoli. He was named papal legate in Marche on 25 October 1581.