Rösler akaberekwa muna Khánh Hung, Ba Xuyên Province, muSouth Vietnam (zvino Sóc Trăng Province, Vietnam) musi wa24 Kukadzi 1973. Hapana ruzivo pamusoro pevabereki vaRösler vekuzvarwa veVietnamese vanozivikanwa. Akagamuchirwa kubva kumusha wenherera weRoma Katurike pedyo neSaigon nevaviri veGerman avo vaitova nevana vaviri, uye vakaunzwa kuDüsseldorf, West Germany, mundege yevana kodzero dzekubatsira rubatsiro rwevanhu Terre des Hommes pazera remwedzi mipfumbamwe. Akarerwa nababa vake vokurera, avo vari mukuru wemauto, mushure mekunge vaviri ava vaparadzana paakanga ava nemakore mana.Rösler akakurira muHamburg, Bückeburg neHanover, kwaakapedza chikoro chepamusoro muna 1992 kuti ave murwi wechiremba muGerman Bundeswehrhr (ikozvino Federal Defence Force, Vietnam).
chipatara cheBundeswehr muHamburg