Gowon, Tinubu, other African leaders mark 50th anniversary of ECOWAS Former Nigerian Head of State, General Yakubu Gowon, and President Bola Tinubu, on Wednesday, took part in the ceremonial signing of a commemorative card marking the 50th anniversary of the Economic Community of West African States (ECOWAS). The event was held in the conference chamber of the Nigerian Institute of International Affairs (NIIA) where the original ECOWAS treaty was signed in 1975. General Gowon, the only surviving leader among the original signatories of the treaty that established the ECOWAS, was especially honoured...