Adoption of dictatorship, depriving people of civil liberties such as freedom of speech press. They banned political parties, demonstration, hindered debates, and were very repressive towards opponents.
They indulged in corrupt pratices, amassing wealth at the expense of the nation
Lack of administrative experience and mismanagement of state affairs, because of reluctance to listen to civilian experts
Involved in reckless spending or extravagance, such as General acheampong in Ghana
Their disruption of democratic process caused political instability because of their greed examples in Nigeria and Ghana.