Background
Abdullahi was born in Freetown, Sierra Leone, on 22 August 1945.
Abdullahi was born in Freetown, Sierra Leone, on 22 August 1945.
He attended primary schools in Zaria and Keffi and secondary schools in Freetown and Abuja. Later he studied at the British Royal Army Signals School for Basic Communications (1970–1971), United States Army School of Artillery, Oklahoma, United States of America, Command and Staff College, Jaji (1978), United States Marines Staff College, Onautico, United States of America (1980–1981) and the Imperial Defence College, London (1991–1992).
He was admitted to the Nigerian Defence Academy, Kaduna, graduating in 1968. Abdullahi was commissioned as lieutenant in July 1968. He was appointed second in command and then commander of 2 Division Signal Regiment, Benin City.
In 1973 he became Commander, 4th division Signal Regiment.
He was a lecturer at the Command and Staff College, Jaji (1982–1984). Lieutenant Colonel Abdullahi was appointed Minister of Communications (1984–1985).
In this role, he assisted in the coup of August 1985 in which General Ibrahim Babangida took power. He was appointed military governor of Kwara State from December 1987 until July 1988.
General Abdullahi was Director of Military Intelligence (DMI) and a supporter of General Sani Abacha at the time of the annulment of the Presidential election of M.K.O. Abiola in 1993, which led to Abacha taking power as head of state.
On 12 September 1985 he was appointed Minister of Social Development, Youth and Sport, and was a member of the Federal Executive Council.