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
Alzira (opera) sextet and chorus, drawing the reader's attention to the fact that, after all, the libretto was written by Cammarano for a Neapolitan audience, the same one which would have experienced his famous "Lucia" sextet. However, as written by Verdi "the structure is altogether more varied and elaborate. The opening dialogue between Alvaro and Gusmano is remarkably original with its persistent upward motion from key to key a fifth apart." Notes Sources Alzira (opera) Alzira is an opera in a prologue and two acts by Giuseppe Verdi to an Italian libretto by Salvatore Cammarano, based on the 1736 play "Alzire, ou