Fidelio Vienna was under French military occupation, and most of the audience were French military officers. After this premiere, Beethoven was pressured by friends to revise and shorten the opera into just two acts, and he did so with the help of Stephan von Breuning. The composer also wrote a new overture (now known as "Leonore No. 3"; see below). In this form the opera was first performed on 29 March and 10 April 1806, with greater success. Further performances were prevented by a dispute between Beethoven and the theatre management. In 1814 Beethoven revised his opera yet again, with additional
Washington National Opera order of the day". Four months later, the Society staged a double bill of Gian Carlo Menotti's opera "The Old Maid and the Thief" along with his ballet "The Unicorn, The Gorgon, and the Manticore". It was very successful with both the public and critics alike. Successful presentations followed from November 1957 onwards: "Fidelio"; "Ariadne auf Naxos"; "Idomeneo"; a double bill of Schoenberg's "Erwartung" and Stravinsky's "Le Rossignol" (conducted by the composer); and a December 1961 "The Magic Flute" which resulted in an invitation from President John Kennedy at the White House for some excerpts from the opera. By this