Friedrich Klose (1862–1942) was a German composer, his opera "Ilsebill" (1903) is inspired by the music of Richard Wagner and which leading German composer of the late Romantic and early modern eras? 
Friedrich Klose:  His opera "Ilsebill" (1903) is inspired by the music of Richard Wagner and Richard Strauss, and the plot is based on the Brothers Grimm tale of a fisherman who catches a huge fish which grants wishes. Richard Strauss: Richard Georg Strauss (11 June 1864 – 8 September 1949) was a leading German composer of the late Romantic and early modern eras.
Richard Georg Strauss