Music of Vatican City a result, reformers like Palestrina revised the rules behind Gregorian chanting, which were printed by the Medici Press in Rome; these reforms continued to be followed to the present day. A traditional musical instrument was the pipe organ. After the end of the Papal States the Popes' ability to sponsor composers and musicians waned. However it did not end entirely nor did interest in the subject. Pope Pius X and Pope Pius XII both wrote on the subject. In modern times John Harbison and Gilbert Levine have composed or conducted for the Vatican. Although not of the Vatican a Christmas
Papal name began to adopt a new name upon their accession. This first started in the sixth century and became customary in the 10th century. Since 1555, every pope has taken a papal name. The pontificial name is given in Latin by virtue of the Pope's status as Bishop of the Holy See of Rome. The Pope is also given an Italian name by virtue of his Vatican citizenship. However, it's customary when referring to popes to translate the regnal name into all local languages. Thus, for example, Papa Franciscus (Latin, the official language of the Holy See), is Papa Francesco in