Pedzisa mutsara unotevera: Hugo akadzidziswa pachikoro chaiva nemibhedha chaitungamirirwa nemasisita muAalbeke uye akaona vaGermany vachipinda muBelgium muHondo Yenyika II. Chiitiko chacho chakanga chichigadzira, uye chaizogadziriswa naClaus mubhuku rake re semi-autobiographical "The Sorrow of Belgium" (1983). Vakawanda vevadzidzisi vaClaus vaiva varudzi veFlemish vaitsigira chiFascist, uye Claus akabatana neFlemish National Union yaitsigira vechiduku vechiGermany. Baba vake vakasungwawo kwenguva pfupi pashure pokunge
Kusunungurwa nokuda kwokubatira pamwe. Anonzwira tsitsi kuruboshwe rwezvematongerwe enyika panguva yakakura zvikuru muupenyu hwake, Claus akarumbidza muenzaniso wehurumende mushure mekushanyira Cuba muma1960.