Captain D'Agoust was an officer of the group of Swiss soldiers what have served as guards at European courts since when?
Swiss Guards Swiss Guards (French: "Gardes Suisses" ; German: "Schweizergarde" ) are the Swiss soldiers who have served as guards at foreign European courts since the late 15th century.
Oflag An Oflag (from German: "Offizierslager" ) was a prisoner of war camp for officers only, established by the German Army in both World War I and World War II in accordance with the requirements of the Geneva Convention (1929) (or the 1899 Hague Convention in World War I).