Leaving aside the sub-stories - Florestan has been unjustly imprisoned and his wife Leonore searches for him. She joins the staff of a prison disguised as a young man 'Fidelio' The prison holds many political prisoners. She finds her husband just before the prison governor 'Pizzaro' attempts to kill him. She saves him by holding off Pizzaro [with a gun / knife] a Trumpet announces the Minister for Justice arrival. He greets his friends Leonore and Florestan and then orders the release of all the political prisoners. Every one is ecstatically happy except Pizzaro is taken away for some of his own medicine.
'Fidelio' is the name Leonore took in her successful attempt to rescue her husband in Beethoven's opera 'Fidelio'.
Fidelio is Ludwig van Beethoven's only opera.
Fidelio is a German opera that was penned and composed by none other than Ludwig von Beethoven. Folio is Latin, and means "leaf."
'Singspiel' is German for song-play and is a term for a German opera in which musical numbers are separated by dialogue. Examples being - Beethoven's 'Fidelio' and Mozart's 'Die Entfuhrung' and 'Magic Flute'
This is the second opera in Wagner's Ring cycle and the link below will give you a synopsis.
Fidelio is useless system when comparing to opera
Fidelio
'Fidelio' is the name Leonore took in her successful attempt to rescue her husband in Beethoven's opera 'Fidelio'.
Beethoven's opera Fidelio is in German.
Fidelio was Ludwig van Beethoven's only opera. He worked and re-worked the opera and its overture many times. It is considered a masterpiece of German Romantic Opera.
Fidelio is a German opera by Ludwig van Beethoven. The opera tells how Leonore, disguised as a prison guard named "Fidelio", rescues her husband Florestan from death in a political prison.
Fidelio
Beethoven's only opera is Fidelio
Fidelio is Ludwig van Beethoven's only opera.
Beethoven wrote only one Opera (Fidelio) which, by the time it opened, Napoleon had occupied Vienna and it only had two performances.
Ludwig van Beethoven
Opera [originally to be called 'Leonore']