What position in the Nigerian Army is the appointer of Mahmood Yakubu retired from?
Mahmood Yakubu:  Subject to approval by the Council of State, Mahmood was appointed to office by President Muhammadu Buhari on 21 October 2015, succeeding Amina Zakari, who served as acting chairman. Muhammadu Buhari:  He is a retired major general in the Nigerian Army and previously served as the nation's head of state from 31 December 1983 to 27 August 1985, after taking power in a military "coup d'état".
i don't know