 Desdemona was sung by Eva Tetrazzini, who Campanini had married in 1887.He conducted at the Teatro Nacional de São Carlos, Lisbon, between 1888 and 1903 where he conducted, among others, the premieres of Augusto Machado's "Mario Wetter" (1898) and Alfredo Keil's "Serrana" (1899) (considered the best Portuguese opera) with Eva Tetrazzini in the leading roles.Campanini conducted at La Scala for three years, where he conducted the premiere of Puccini's "Madama Butterfly" in 1904.