Fidelio some spoken dialogue, tells how Leonore, disguised as a prison guard named "Fidelio", rescues her husband Florestan from death in a political prison. Bouilly's scenario fits Beethoven's aesthetic and political outlook: a story of personal sacrifice, heroism, and eventual triumph. With its underlying struggle for liberty and justice mirroring contemporary political movements in Europe, such topics are typical of Beethoven's "middle period". Notable moments in the opera include the "Prisoners' Chorus" ("O welche Lust"—"O what a joy"), an ode to freedom sung by a chorus of political prisoners, Florestan's vision of Leonore come as an angel to rescue him, and
Aladdin (opera) Aladdin (opera) Aladdin, Op. 43, is an opera by the Swedish composer Kurt Atterberg, to a libretto written by and . Two versions exist, in Swedish and German. The opera is based on the story, "Aladdin's Magic Lamp" from "One Thousand and One Nights". It was first performed on 18 March 1941 at the Royal Swedish Opera, Stockholm. The idea for the composition was born in August 1936 when the composer met the librettists in Garmisch. The libretto was largely finished when Atterberg began composing the piano score on 15 July 1937. On 24 August 1940 the piano score was