It was written by Palestrina during the renaissance so it would be between 1450-1600, closer to the early 1500's i believe about 1525.
Palestrina
In the "Gloria" from Palestrina's Pope Marcellus Mass, the melody is primarily sung by the choir, showcasing a rich polyphonic texture. The piece features a four-part vocal arrangement, typically performed by soprano, alto, tenor, and bass voices. While the original composition is a cappella, it can also be accompanied by instruments such as organ or strings in modern performances to enhance its harmonic depth.
It was probably composed in 1562.
Pope Marcellus I died in 309.
Three-voice Polyphony
Six-voice polyphony
Pope Marcellus II was born on May 6, 1501.
Pope Marcellus II was born on May 6, 1501.
Pope Marcellus II died on May 1, 1555 at the age of 53.
Giovanni Pierluigi da Palestrina
Pope Marcellus II died on May 1, 1555 at the age of 53.
Giovanni Palestrina was an excellent organist, but performed in choirs.