Shagari was president in the second republic, from 1979 to 1983, before he was overthrown in a coup by Muhammadu Buhari.
The news of his demise was broken by the Governor of Sokoto State, Aminu Tambuwal, on his Twitter handle.
I regret to Announce the death of former President Shehu Shagari who just passed away at National Hospital Abuja. May his Soul Rest in Peace. pic.twitter.com/D9GR8vpkbT
— Aminu W. Tambuwal (@AWTambuwal) December 28, 2018