Charles Edward, Duke of Saxe-Coburg and Gotha

Charles Edward was at various points in his life a British prince and royal duke, a German duke, and a Nazi politician. He was the last ruling Duke of Saxe-Coburg and Gotha, a state of the German Empire, from 30 July 1900 to 14 November 1918. He later held multiple positions in the Nazi regime, including leader of the German Red Cross, and acted as an unofficial diplomat for the German government.