 Ninu ate yii a ri 'Proto-Kru' ti o pin si isori meta.. 
O keko ologun ni British Academy, Sẹ̀sanhurst ko faramọ Ijoba Ologun Johnson Aguiyi Ironsi ti o fipa gba joba ni osu kìíní odun 1966 ninu eyi ti won pa ọpọlọpọ olori Naijiria to je omo apa guusu lona to buru jáì! fun idi eyi o kopa ninu ìfipá - gba ijoba to waye ni July 21, 1966.. 