Palestrina apparently composed the Pope Marcellus Mass to dissuade participants in this meeting from banning polyphony.
A four volume "examination" of this event was published by the author of the Book of Concord, Martin Chemnitz. The Venetian printer Paulus Manutius was given a sponsorship due to this event, and Charles Borromeo was a leading participant in it. This event was moved to Bologna following exaggerated reports of a typhus outbreak. Palestrina apparently composed the Pope Marcellus Mass to dissuade participants in this meeting from banning polyphony. Convened by Paul III, this meeting produced an Index of Banned Books and upheld the seven sacraments. For 10 points, name this church council which began the Counter-Reformation.
A four volume "examination" of this event was published by the author of the Book of Concord, Martin Chemnitz.
Council of Trent [or Council of Trento; or Concilium Tridentinum]