Royal Swedish Opera Daniel Auber and "Un ballo in maschera" by Verdi.) Following the assassination, the opera house was closed until 1 November 1792, when it was opened again, which by some was considered shocking. The son of Gustav III, King Gustav IV Adolf of Sweden, did not like the Opera, possibly because of the murder of his father, and disliked the fact that the scene of his father's murder was used as a place of amusement and leisure, and when a frivolous play was performed for his queen Frederica of Baden in 1806, he decided to close it down. It remained closed
Giuseppe Verdi and third nights, the reception improved considerably). With Strepponi, Verdi went to Naples early in January 1858 to work with Somma on the libretto of the opera "Gustave III", which over a year later would become "Un ballo in maschera". By this time, Verdi had begun to write about Strepponi as "my wife" and she was signing her letters as "Giuseppina Verdi". Verdi raged against the stringent requirements of the Neapolitan censor stating: "I'm drowning in a sea of troubles. It's almost certain that the censors will forbid our libretto." With no hope of seeing his "Gustavo III" staged as