Mass Defections Shake Nigerian Senate as Nine Lawmakers Shift Opposition Power to African Democratic Congress

A mass shift in the Nigerian Senate sees the ADC overtake the PDP, while Senator Abaribe faces a constitutional deadline to save his seat.

By: AXL Media

Published: Mar 16, 2026, 4:40 AM EDT

Source: The information in this article was sourced from THISDAY

The Sudden Shift in Legislative Alignment

The Nigerian Senate witnessed a seismic transformation of its political landscape during a recent plenary session presided over by Senate President Godswill Akpabio. A flurry of resignation letters from high profile lawmakers signaled a mass exodus from traditional opposition platforms, most notably the Peoples Democratic Party. This series of defections has fundamentally altered the numerical strength of the minority bloc, catapulting the African Democratic Congress into a position of unprecedented influence as it absorbs veteran politicians seeking more stable political homes.

Internal Fractures within the Opposition Ranks

Among those leading the departure was Senator Aminu Waziri Tambuwal, a former Governor of Sokoto State, whose exit underscores the deepening instability within the PDP. According to Tambuwal, the party has become increasingly paralyzed by leadership disputes and constant litigation, making it difficult for members to perform their legislative duties effectively. This sentiment was echoed by other prominent figures including Seriake Dickson and Victor Umeh, who cited the need for cohesive political platforms as the primary driver for their realignment with the ADC and the newly formed Nigeria Democratic Congress.

Constitutional Stakes for Senator Abaribe

The political drama reached a peak when Enyinnaya Abaribe, the senator for Abia South, announced his defection without citing the standard justification of a party crisis. Under Nigerian law, specifically Section 68(1)(g) of the Constitution, a lawmaker must vacate their seat if they switch parties unless their original sponsor is fundamentally divided. Deputy Senate President Barau Jibrin highlighted that the All Progressives Grand Alliance remains stable, placing Abaribe in a precarious legal position that could result in the loss of his mandate if he fails to provide evidence of a prior expulsion.