Royal Swedish Opera architect Carl Fredrik Adelcrantz was commissioned by King Gustav III, a strong adherent of the ideal of an enlightened absolutism and as such was a great patron of the arts. The Swedish Opera company had first been located in Bollhuset, but there was a need to separate the Opera from the theatre and give them separate buildings. Construction began in 1775 and the theatre was inaugurated on 30 September 1782 with a performance of the German composer Johann Gottlieb Naumann's "Cora och Alonzo". It was also the place for public masquerade balls, events inspired from the famous opera-balls in Paris,
Giuseppe Verdi Milan. The La Scala impresario, Bartolomeo Merelli, agreed to put on "Oberto" (as the reworked opera was now called, with a libretto rewritten by Temistocle Solera) in November 1839. It achieved a respectable 13 additional performances, following which Merelli offered Verdi a contract for three more works. While Verdi was working on his second opera "Un giorno di regno", Margherita died of encephalitis at the age of 26. Verdi adored his wife and children and was devastated by their deaths. "Un giorno", a comedy, was premiered only a few months later. It was a flop and only given the one