TMC Faces Major Internal Revolt Following 2026 Electoral Defeat to BJP
The Trinamool Congress is experiencing widespread internal rebellion after losing West Bengal assembly elections to the BJP in 2026, with roughly three-quarters of TMC legislators and multiple MPs defecting or threatening to support the ruling coalition. The party, which had governed the state for 15 years under Mamata Banerjee, is now fractured at both state and national levels, with rebel MPs claiming around 20 of 28 Lok Sabha members may support the BJP-led NDA. A potential TMC split could significantly strengthen the BJP's parliamentary position and consolidate its dominance in West Bengal, while offering little advantage to traditional opposition parties like Congress or the Left.
The Trinamool Congress, which ended 34 years of Left rule in West Bengal in 2011 and governed for 15 years under Mamata Banerjee, is experiencing its most severe internal crisis following an electoral defeat to the BJP in 2026. Within weeks of the election results, a wave of rebellion swept through the party at local, state, and national levels, with approximately three-quarters of TMC legislators rebelling against both Mamata Banerjee and her nephew Abhishek Banerjee. The dissidents seized control of the party's legislative wing and installed their own opposition leader. The unrest extended to Parliament, where TMC MPs Sushmita Dev and Sukhendu Sekhar Ray resigned from both the Rajya Sabha and the party, while rebel Lok Sabha MP Kakoli Ghosh Dastidar claimed nearly 20 of the party's 28 Lok Sabha members were prepared to support the BJP-led NDA. The BJP stands to gain substantially from a potential TMC split, both in Parliament where additional support could help secure constitutional amendment majorities, and in West Bengal where vote fragmentation could consolidate the BJP's dominance despite the narrow vote share gap (46.24% BJP versus 41.16% TMC in the 2026 elections).
What's missing
The article does not provide details on the specific grievances or policy disagreements driving the TMC rebellion, nor does it explain what triggered the initial defections or the motivations of rebel leaders beyond general assertions of challenging party authority.
What different sources said
- Times of IndiaCenter
TMC's twin revolt: Is BJP the biggest beneficiary?
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