Aliyu Mohammed Gusau was once the Minister of Attack, which de succeeded Olusola Obada, and the Chief of Army Staff, which he succeeded Salihu Ibrahim.
General Aliyu Mohammed Gusau (born May 18 1943) is a Nigerian general and statesman. He was most recently the Minister of Defence, and has served as National Security Adviser to three presidents; he was also the Chief of Army Staff during Ernest Shonekan and briefly Sani Abacha's regime, headed different intelligence agencies, and was commander of the Nigerian Defence Academy. 
