Kammala wannan magana: A 1925 an ba da sunan Hope Simpson. Bayan rashin nasararsa a majalisa ya dauki mukamai da dama ga kungiyoyi daban-daban, ciki har da kungiyar League of Nations, a matsayin kwararre kan batun 'yan gudun hijirar. An fara tura shi zuwa Girka don sa ido kan musayar yawan jama'a tsakanin Girka da Turkiyya a shekarar 1923. Bayan tarzomar Falasdinu da ta bazu a shekarar 1929 an tura shi zuwa yankin Falasdinu na Burtaniya a kan aikin gano gaskiya, wanda ya haifar da Rahoton Hope Simpson a shekarar 1930. A lokacin da
1931 ambaliyar ruwa ta kasar Sin, kungiyar kasashen duniya ta tura Hope Simpson zuwa kasar Sin, inda ya zama babban darakta na Hukumar Kula da Ambaliyar Ruwa ta kasa don gwamnatin Jamhuriyar Sin. Kazalika da daidaita taimakon 'yan gudun hijirar, ya zama mai sukar fashewar bam din jirgin saman Japan na sansanin' yan gudun hijirar ambaliyar ruwa a Shanghai, bayan faruwar lamarin na 28 ga Janairu. Da ya fita daga ritaya yana da shekaru 66, Sir John ya zama Kwamishinan Albarkatun Kasa da kuma Kwamishinan Shari'a na Hukumar Gwamnatin Newfoundland daga 1934 zuwa 1936.