Ka kammala wannan jumla: Bayan ya yi shekara biyu a matsayin fursuna a Faransa, Frederick Louis ya yi ritaya zuwa ga dukiyarsa, yana rayuwa cikin rashin sani har mutuwarsa. Yana da, a watan Agusta 1806, kafin barkewar cutar
War na Hudu na Hudu, ya yi murabus da mulkin ga babban ɗansa, ba a shirye yake ya zama mai mulki a ƙarƙashin ikon Württemberg ba.