Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ihe mere n'oge ahụ: William jere ozi n'agha malite n'afọ 1814 gawa. Dị ka nna ya, ọ lụrụ ọgụ megide Napoleon nke Mbụ nke France n'oge akụkụ nke Agha Napoleon nke a maara na Germany dị ka Befreiungskriege ("Agha Mgbapụta", nke a makwaara dị ka Agha nke isii), ma bụrụ onye agha nwere obi ike. Emere ya onye isi (Hauptmann) ma merie obe Iron maka omume ya na Bar-sur-Aube. Agha na ọgụ megide France hapụrụ ya mmetụta na ndụ ya niile, o nwekwara ajọ mbunobi ogologo oge maka ndị France. N'afọ 1815, a kwalitere William ka ọ bụrụ onye isi ma nye ndị agha battalion nke 1. Ndị uwe ojii. Ọ lụrụ ọgụ n'okpuru Gebhard Leberecht von Blücher na Agha nke Ligny na Waterloo. Ọ ghọrọ onye nnọchi anya mba ọzọ, na-arụ ọrụ nnọchi anya mba ọzọ mgbe afọ 1815 gasịrị. William bụ nwanne Empress Alexandra Feodorovna nke Russia (née Charlotte nke Prussia). N'afọ 1817, o so nwanne ya nwanyị gaa St. Petersburg. N'afọ 1816, William ghọrọ onye isi nke Stettiner Gardelandwehrbataillon na 1818 e buliri ya Generalmajor. N'afọ sochirinụ, a họpụtara William dị ka onye nlekọta nke VII. na VIII. Ndị agha. Nke a mere ka ọ bụrụ ọnụ na-ekwuchitere ndị agha Prussia n'ụlọ Hohenzollern. Ọ rụrụ ụka maka inwe ndị agha siri ike, ndị a zụrụ azụ nke ọma na ndị nwere ezigbo ngwa agha. N'afọ 1820, William ghọrọ ọchịagha nke 1. N'afọ 1825, e buliri ya n'ọkwa ọchịagha nke ndị ọchịagha nke atọ. Army Corps.Na 1826 a manyere William ịhapụ mmekọrịta ya na nwanyị Polish nwanyị Elisa Radziwill, nwa nwanne nna ya nke ọ dọtara ya, mgbe nna ya lere ya anya dị ka ihe na-ekwesịghị ekwesị. A na-ekwu na Elisa nwere nwa nwanyị na-abụghị nwanyị site na William bụ onye Joseph na Caroline Kroll, ndị nwe Kroll Opera House dị na Berlin, zụlitere, ma nye ya aha Agnes Kroll. Ọ lụrụ Carl Friedrich Ludwig Dettman (nke a maara dị ka "Louis") wee kwaga Sydney, Australia, na 1849. Ha mụrụ ụmụ nwoke atọ na ụmụ nwanyị abụọ. Agnes nwụrụ n'afọ 1904. N'afọ 1829, William lụrụ adaeze Augusta, nwa nwanyị nke nnukwu Duke Karl Friedrich nke...  Ajụjụ: Olee mgbe a họpụtara ya ịbụ gọvanọ ukwu nke Rhineland?
Ọktoba 1849