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 Crucible (opera) The Crucible (opera) The Crucible is an English language opera written by Robert Ward based on the play "The Crucible" by Arthur Miller. It won both the 1962 Pulitzer Prize for Music and the New York Music Critics Circle Citation. The libretto was lightly adapted from Miller's text by Bernard Stambler. Ward received a commission from the New York City Opera to write the opera. Arthur Miller was involved in selecting Ward. It is one of the most performed operas by an American composer. "The Crucible" premiered on 26 October 1961 at the New York City Opera (NYCO), with Chester