Fidelio Fidelio Fidelio (originally titled ; English: "Leonore, or The Triumph of Marital Love"), Op. 72, is Ludwig van Beethoven's only opera. The German libretto was originally prepared by Joseph Sonnleithner from the French of Jean-Nicolas Bouilly, with the work premiering at Vienna's Theater an der Wien on 20 November 1805. The following year, helped shorten the work from three acts to two. After further work on the libretto by Georg Friedrich Treitschke, a final version was performed at the Kärntnertortheater on 23 May 1814. By convention, both of the first two versions are referred to as "Leonore". The libretto, with
The Silver Tassie (opera) The Silver Tassie (opera) The Silver Tassie is an opera in four acts by the English composer Mark-Anthony Turnage. The English libretto was written by Amanda Holden based on the 1927/28 play of the same name by Seán O'Casey. The opera was composed between 1997 and 1999. The "Silver Tassie" was commissioned by English National Opera (ENO) while Turnage was their Composer in Association and benefited from being worked on at the ENO Studio. It was part funded by Dallas Opera. In an interview for the programme for the ENO production, Turnage talks about treating the four acts as the