Question: when was the song that Hail, Pennsylvania was written to the tune of first performed?
Sentence (from "Salve Regina (Pärt)"): Salve Regina ("Hail Holy Queen", literally: Hail, Queen) is a Marian anthem, a setting by Arvo Pärt of the Latin hymn "Salve Regina" for mixed choir and organ in 2001.
Relevant evidence: No