Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: William ya yi aiki a soja daga 1814 zuwa gaba. Kamar mahaifinsa ya yi yaƙi da Napoleon I na Faransa a lokacin ɓangaren Yaƙe-yaƙe na Napoleon da aka sani a Jamus a matsayin Befreiungskriege ("Yaƙe-yaƙe na 'Yantarwa", in ba haka ba da aka sani da Yaƙin Haɗin Kai na shida), kuma an ba da rahoton cewa ya kasance jarumi ne mai ƙarfin hali. An sanya shi kyaftin (Hauptmann) kuma ya lashe Iron Cross don ayyukansa a Bar-sur-Aube. Yaƙin da yaƙi da Faransa ya bar tasiri a rayuwarsa, kuma yana da tsananin ƙiyayya ga Faransanci. A 1815, William ya zama babban kwamandan kuma ya umurci wani rukuni na 1. Ƙungiyar Garder. Ya yi yaƙi a ƙarƙashin Gebhard Leberecht von Blücher a Yaƙin Ligny da Waterloo. Ya zama jami'in diflomasiyya, ya shiga ayyukan diflomasiyya bayan 1815. William ɗan'uwan Empress Alexandra Feodorovna ne na Rasha (née Charlotte na Prussia). A shekara ta 1817 ya raka 'yar uwarsa zuwa Saint Petersburg. A shekara ta 1816, William ya zama kwamandan Stettiner Gardelandwehrbataillon kuma a 1818 aka daukaka shi zuwa Generalmajor. A shekara ta gaba, an nada William mai duba na VII. da VIII. Rundunar Sojoji. Wannan ya sanya shi mai magana da yawun rundunar sojojin Prussian a cikin gidan Hohenzollern. Ya yi jayayya da karfi, horar da sojoji da kuma kayan aiki. A shekara ta 1820, William ya zama kwamandan na 1. An ba shi izinin zama Janar Janar na III a 1825 kuma a 1825 ya zama Janar Janar na III. A cikin 1826 William an tilasta shi ya watsar da dangantaka da 'yar Poland mai suna Elisa Radziwill, dan uwansa wanda ya janyo hankalinsa, lokacin da mahaifinsa ya yi la'akari da shi ba daidai ba. An yi zargin cewa Elisa tana da 'yar baƙon da William ya haifa wanda Joseph da Caroline Kroll, masu mallakar gidan wasan kwaikwayo na Kroll a Berlin, suka haifa, kuma aka ba ta sunan Agnes Kroll. Ta auri Carl Friedrich Ludwig Dettman (wanda aka sani da "Louis") kuma ya yi hijira zuwa Sydney, Ostiraliya, a 1849. Suna da iyali na 'ya'ya maza uku da' ya'ya mata biyu. Agnes ya mutu a 1904. A 1829, William ya auri Princess Augusta, 'yar Grand Duke Karl Friedrich na...  Tambaya: Yaushe aka zabe shi gwamna janar na Rhineland?
Oktoba 1849