What genre are both Euridice and Der Kaiser von Atlantis?
Der Kaiser von Atlantis Der Kaiser von Atlantis oder Die Tod-Verweigerung ("The Emperor of Atlantis or The Disobedience of Death") is a one-act opera by Viktor Ullmann with a libretto by Peter Kien. They collaborated on the work while interned in the Nazi concentration camp of Theresienstadt (Terezín) around 1943. The Nazis did not allow it to be performed there.
Das Nachtlager in Granada Das Nachtlager in Granada ("The Night Camp in Granada") is a romantic opera in two acts by Conradin Kreutzer. The libretto is written by Karl Johann Braun von Braunthal based on Johann Friedrich Kind’s drama "Das Nachtlager von Granada".