Author:Pius IV

Works

 * Ad Ecclesiae (1560), on the celebration of the Council of Trent.
 * Benedictus Deus (1564), on the confirmation of the Council
 * Sicut ad Sacrorum (1564), on the time to observe the decrees of the Council
 * Alias Nos nonnullas (1564), establishing a group of Cardinals to enforce the decrees of the Council
 * Iniunctum nobis (1564), on the Oath of Profession of Faith, also called the Creed of Pius IV.
 * In Principis Apostolorum Sede (1565), revoking exemptions to the decrees of the Council.
 * Dominici gregis custodiae (1564), approving the Index of Prohibited Books.
 * A Profession of Catholic Faith (1563), extracted from the Council of Trent.