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 Nightingale and the Rose (opera) The Nightingale and the Rose (opera) The Nightingale and the Rose (Russian: "Соловей и роза" – "Solovey i roza") is a chamber opera in one act (five scenes) by Russian composer Elena Firsova (Op. 46, 1990–1991) written to her own English libretto after Oscar Wilde’s story of the same name together with poetry by Christina Rossetti. The opera was written at the request of Paul Esterházy, the director of the Ulm Theatre in Germany. Firsova created the libretto combining the text from Oscar Wilde's fairy-tale, taken from the collection "The Happy Prince and Other Stories" (1888), with four poems by