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
Requiem (Verdi) major choral work composed since the compilation of Mozart's Requiem'. After Gioachino Rossini's death in 1868, Verdi suggested that a number of Italian composers collaborate on a "Requiem" in Rossini's honor. He began the effort by submitting the concluding movement, the "Libera me". During the next year a "Messa per Rossini" was compiled by Verdi and twelve other famous Italian composers of the time. The premiere was scheduled for 13 November 1869, the first anniversary of Rossini's death. However, on 4 November, nine days before the premiere, the organising committee abandoned it. Verdi blamed this on the scheduled conductor, Angelo