Key points are not available for this paper at this time.
Historical and analytical overview the first republic, 1960-1966 the first phase of military rule, 1966-1979 the second republic, 1979-1983 the return of the military - the Buhari regime, 1983-1985 the Babangida years and after, 1985-1993 the Abacha regime, 1993-1996.
Gerhart et al. (1999) studied this question.