Events in Music Music Premiere Sep 6 Mozart's opera "La Clemenza di Tito" premieres in Prague Classical Musician and ComposerWolfgang Amadeus Mozart Sep 30 Mozart's opera "Magic Flute" premieres in Vienna Birthdays in Music Sep 5 Giacomo Meyerbeer, German opera composer (Gott und die Natur - God and Nature), born in Berlin, Germany (d. 1864) 1790 Music History by Year 1792 1791 in Music History Mozart, the Incomparable Musical Genius December 5, 1791