Pedzisa mutsara unotevera: Nigeria yakanga iri pasi pokutonga kweBritain kusvikira muna 1960. Mushure mekusununguka, kwaive nekukakavadzana kwakawanda mukati menyika kwakadzora kugona kweNigeria kusimbisa. Nyika yacho yakakamurwa mumiganhu yorudzidziso neyorudzi iyo yakatungamirira kukuuraya kukuru uye pakupedzisira, hondo yavagari vemo yakakwana iyo yaizogara kusvikira muna 1970. NeNigeria iri pasi pesimba rehurumende yechiuto zvichitevera
1966 Nigerian coup d'état, kumwe kudengenyeka kwenyika kwakapfuurira kuitika. Mukuru mukuru Ibrahim Babangida, mutungamiri wehondo dzemauto dzakatanga muna 1985, akamanikidzwa kubva pachigaro muna 1993 nekuda kwemhirizhonga munyika yose zvichitevera danho rake rekukanzura sarudzo. Pasi paGurukota Rokudzivirira Sani Abacha, uyo akatora nzvimbo yake somutungamiri wenyika, masimba masimba akapfuurira. Abacha akapomerwa mhosva yekutyora kodzero dzevanhu zvakanyanya. Pashure porufu rwake muna 1998, sarudzo yakaona Olusegun Obasanjo achitora simba. Obasanjo akatanga shanduko dzinosanganisira kugadzirwa kweHuman Rights Violations Investigation Commission.