- In December 1989, Buhari married his second and current wife Aisha Buhari ( n閑 Halilu ).
- "' Halilu Akilu "'or "'Haliru Akilu "'is a retired Nigerian Army Brigadier General who served as Director General of the National Intelligence Agency, Chief of Defence Intelligence, and Director of the Directorate of Military Intelligence.
- The Oputa Panel Report would conclude that : " On General Ibrahim Babangida, we are of the view that there is evidence to suggest that he and the two security chiefs, Brigadier General Halilu Akilu and Col . A . K . Togun are accountable for the untimely death of Dele Giwa by letter bomb.