Pope Pius IV, born Giovanni Angelo Medici, was head of the Catholic Church and ruler of the Papal States from 25 December 1559 to his death, in December 1565.
Quick Facts About Pope Pius IV
Notable works
A Profession of Catholick Faith Extracted out of the Council of Trent
About Pope Pius IV
Pope Pius IV, born Giovanni Angelo Medici, was head of the Catholic Church and ruler of the Papal States from 25 December 1559 to his death, in December 1565.