What sovereign duke of the Duchy of Saxe-Coburg and Gotha, composed the opera Diana von Solange in 1858?
Diana von Solange Diana von Solange is an opera by the German prince Ernst II of Saxe-Coburg-Gotha, an amateur composer. It was premiered in 1858. In 1859, Franz Liszt wrote an orchestral "Festmarsch nach Motiven von E. H. z. S-C-G", S.116, based on themes from "Diana von Solange" (E. H. z. S-C-G was short for Ernst Herzog zu Sachsen-Coburg-Gotha).
Augusta Victoria of Schleswig-Holstein Augusta Victoria of Schleswig-Holstein (Auguste Viktoria Friederike Luise Feodora Jenny; 22 October 1858 – 11 April 1921) was the last German empress and queen of Prussia by marriage to Wilhelm II, German Emperor.