<prompt> Qedela lo musho olandelayo: URolin wakhonza njengosenator we-POB-BWP, kamuva i-PSB-BSP; isikhundla ayesibambe kusukela ngo-1932 kwaze kwaba ngo-1968. Ngo-1942 waqokwa njengoNgqongqoshe Wezokuvikela kuhulumeni waseBelgium ekudingisweni, kodwa kamuva waphoqeleka ukuba ashiye isikhundla sakhe ngemuva kokuvukela kwamabutho aseBelgium ngenxa yokungasebenzi. Ngo-1946 waba uNgqongqoshe Wezobulungiswa. Ngo-1947 no-1949 wakhonza njengoMongameli weSenate. Ngo-1948 waba nguNgqongqoshe woMbuso. Ngo-1952, uRolin wasiza abameleli base-Iran eNkantolo Yobulungiswa Yase-United Kingdom v Iran. Isinqumo seNkantolo sasiwukuthi yayingenalo igunya kule ndaba ukuphikisa kwe-Iran kwasekuqaleni. Lokhu kwakuyisizathu esiyinhloko esiholela  <response>: Ukuvukelwa kombuso ngo-1953. 