Nigeria
… 1817, Usuman dan Fodio's son, Muhammad Bello established a state centered at Sokoto , which controlled most of N Nigeria … rule by October 1979. Olusegun Obasanjo, became head of state After General Muhammed was murdered in 1976, his chief of staff, Olusegun Obasanjo, became head of state. Obasanjo adhered meticulously to the schedule for …