Ikoku, represented the Action Group at the 1957 London Constitutional Conference.In 1957, he led the team of Action Group lawyers who represented and fought for the people of the Northern minorities at the Willinks minorities Commission in their quest for the creation of a middle belt region which would have been carved out of the old Northern Region of Nigeria.. 
Lẹ́yìn iṣẹ́ yí, ó di ògbóǹtagí onọ́nròyìn lórí "ìmúnisi” fú ilé-iṣé the Times, èyí sì ni ó mú di obìnrin àkọ́kọ́ tí ó jẹ́ òǹkọ̀wé ìròyìn tí ó ń gba owó gidi jùlọ lásìkò náà.. 