Pope John Paul II's three-day apostolic journey to Nigeria in March 1998 had a single religious purpose — the beatification of Father Cyprian Iwene Tansi (1903–1964), a Holy Ghost Father of Onitsha who became the first Nigerian raised to the altars of the Catholic Church. The political backdrop was charged: Sani Abacha had been in power for four-and-a-half years, MKO Abiola was in his fifth year of detention, the Ogoni Nine had been executed two-and-a-half years earlier, and Nigeria remained suspended from the Commonwealth.
The Pope was received at Nnamdi Azikiwe International Airport, Abuja, on 21 March 1998 by General Sani Abacha — the only sitting Pontiff ever to be received by a Nigerian military Head of State. In their formal exchange of addresses, recorded verbatim in the Vatican Acta Apostolicae Sedis, the Pope invoked 'the imperative of human rights, of mercy and of reconciliation', a passage understood by every Nigerian Catholic listener as a direct appeal for the release of political detainees. On 22 March he celebrated the beatification Mass for Tansi at the Oba Airstrip, Onitsha, before an estimated 1.5 million worshippers — the largest single religious gathering in Anambra State history. On 23 March he addressed the Nigerian bishops and the Catholic University at Abuja's Federal Government College grounds before departing.
Less than three months later Abacha was dead (8 June) and Abiola too (7 July). Father Tansi was canonised as Saint Cyprian Tansi by Pope Francis on 14 September 2018.