Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Accademia Nazionale di Santa Cecilia is one of the oldest musical institutions in the world, based in Italy.It is based at the Auditorium Parco della Musica in Rome, and was founded by the papal bull, Ratione congruit, issued by Sixtus V in 1585, which invoked two saints prominent in Western musical history: Gregory the Great, for whom the Gregorian chant is named, and Saint Cecilia, the patron saint of music.It was founded as a "congregation" or "confraternity" a religious guild, so to speak and over the centuries, has grown from a forum for local musicians and composers to an internationally acclaimed academy active in music scholarship (with 100 prominent music scholars forming the body of the Accademia) to music education (in its role as a conservatory) to performance.