 The latter is memorable for the fact that he wrote both the libretto and the music (an instance which had no precedent in Italian opera) for his opera "Mefistofele", which introduced elements of Wagner's music into Italian opera.Composer and orchestra director Franco Faccio was another important figure for the movement.The three of them volunteered with guerrilla leader Giuseppe Garibaldi's redshirts to fight the Austrian Empire for the annexation of Venice to the newly formed Kingdom of Italy in 1866.