Were Carl Maria von Weber and Claudio Monteverdi of different ethnicities?
Carl Maria von Weber Carl Maria Friedrich Ernst von Weber (18 or 19 November 1786 5 June 1826) was a German composer, conductor, pianist, guitarist and critic, and was one of the first significant composers of the Romantic school.
Emanuel Mendel Emanuel Mendel (October 28, 1839 – June 23, 1907) was a German neurologist and psychiatrist who was a university professor (from 1884 an associate professor) and director of a polyclinic in Berlin. He was born in Bunzlau, Lower Silesia; (today known as Bolesławiec, Poland).