Nigeria, July 3 -- The Interim National Chairman of the African Democratic Congress (ADC), David Mark, has said the coalition of some opposition leaders, which fused into the party, is determined to unseat President Bola Tinubu and the All Progressives Congress (APC) in 2027 and offer Nigerians alternative government.

Mr Mark stated this during the unveiling of the ADC as the platform for the coalition in Abuja on Wednesday.

The National Opposition Coalition Group spearheaded by former Vice President Atiku Abubakar had adopted the ADC at a meeting in Abuja on Tuesday night.

Mr Mark, who was Nigeria's senate president between 2007 and 2015, was appointed the interim national chairman while a former governor of Osun State, Rauf Aregbesol...