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
Bombing of the Vatican to have arranged the raid from the Viterbo airfield, something that Farinacci, who was killed together with Mussolini on 28 April 1945, never denied, but Chadwick considered the story "very unlikely". In Ferrara's account, five bombs were dropped, of which one did not explode. According to the "Actes et documents du Saint Siège relatifs à la seconde guerre mondiale", the report of an examination carried out by Vatican authorities after the event spoke only of fragments that made it difficult to determine whether the high-explosive bombs, which had been of 100–150 kg weight and produced small craters over a wide