36-year-old Nigerian Head-of-State, Brigadier Murtala Muhammed, his 30-year-old Aide-de-Camp, Lieutenant Akintunde Akinsehinwa (at the rear) and 33-year-old Director-General of the Nigerian Institute of International Affairs (NIIA), Professor Bolaji Akinyemi arriving for the opening meeting of a 50-man committee to draft a new constitution at the NIIA in Lagos, October 18, 1975.