Kammala wannan jumlar: A watan Janairun 1966, an nada Yarima Sadruddin Babban Kwamishinan Majalisar Dinkin Duniya don 'Yan Gudun Hijira bayan ya yi aiki na shekaru uku a matsayin Mataimakin Babban Kwamishinan. A lokacin da yake da shekaru 33 ya zama mutum mafi ƙanƙanta da ya taɓa jagorantar UNHCR. A cikin shekaru goma sha biyu da suka biyo baya ya jagoranci hukumar 'yan gudun hijirar Majalisar Dinkin Duniya ta hanyar daya daga cikin mawuyacin lokaci, da daidaitawa da amsawar kasa da kasa ga
Rikicin Bangladesh na 1971 wanda ya fitar da mutane, da ficewar daruruwan dubban Hutus daga Burundi zuwa Tanzania a shekarar 1972, da kuma bala'in jirgin ruwan Vietnam a tsakiyar shekarun 1970. A shekarar 1972, Yarima Sadruddin ya taka muhimmiyar rawa wajen neman sabbin gidaje ga dubun dubatan 'yan Kudancin Asiya da Idi Amin ya kora daga Uganda.