Nigeria, July 2 -- In a significant shift in Nigeria's political landscape, the Atiku Abubakar-led opposition coalition has formally adopted the African Democratic Congress (ADC) as its platform to challenge President Bola Tinubu's re-election in 2027.

The decision, reached after a marathon meeting that stretched into the early hours of Wednesday, follows delays by the Independent National Electoral Commission (INEC) in registering the coalition's preferred party, the All Democratic Alliance (ADA).

To lead this new phase, the coalition appointed seasoned political figures as interim leaders: former Senate President David Mark as National Chairperson, ex-Osun State Governor and former Tinubu ally Rauf Aregbesola as National Secretary, an...