Rescue opera rescue opera; Luigi Cherubini's "Lodoïska" (1791) has also been named a founding work of the genre. Other examples from the end of the eighteenth and beginning of the nineteenth century, the period when rescue opera flourished, are Nicolas Dalayrac's "Camille ou Le souterrain" (1791), Jean-François Le Sueur's "La caverne" (1793), and Cherubini's "Les deux journées" (1800). While the rescue opera was primarily a French genre, the two best-known operas in the genre are not French. Ludwig van Beethoven's "Fidelio" is by far the most famous example today, and was also influenced by the German "Singspiel". A work which is similar
Fidelio to be broadcast in the USA, over the NBC radio network, in December 1944, by the NBC Symphony Orchestra, featuring soloists from the Metropolitan Opera (though a shortwave broadcast of one act, conducted by Toscanini, had earlier been relayed from a 16 August 1936 performance at Salzburg.) Divided into two consecutive broadcasts, the 1944 performances were later issued by RCA Victor on LPs and CDs. "Fidelio" was the first opera performed in Berlin after the end of the World War II, with the Deutsche Oper staging it under the baton of Robert Heger at the only undamaged theatre, the Theater