Fidelio abandoned "Vestas Feuer" for "Fidelio", and was eventually freed from his obligations to Schikaneder when the latter was fired from his post as theater director in 1804. "Fidelio" itself, which Beethoven began in 1804 immediately after giving up on "Vestas Feuer", was first performed in 1805 and was extensively revised by the composer for subsequent performances in 1806 and 1814. Although Beethoven used the title ' ("Leonore, or The Triumph of Married Love"), the 1805 performances were billed as "Fidelio" at the theatre's insistence, to avoid confusion with the 1798 opera ' by Pierre Gaveaux, and the 1804 opera "Leonora"
The Diary of a Madman (opera) Searle had recently written incidental music for a radio production of Gogol's story, starring Paul Scofield, and decided to choose the story for his opera, providing completely new music. The libretto was written by the composer, based on the translation of Gogol's story by D. S. Mirsky. The opera is scored for an orchestra of single strings, woodwind and brass, with two percussionists. An electronic tape is also specified to produce particular sound effects. The voices of two dogs are directed to be sung by the same performer, using a loudspeaker. The opera was written in London and Amalfi between