New Delhi, June 6 -- The All India Trinamool Congress (TMC) is in the midst of its biggest political crisis, as the Mamata Banerjee-led party faces an internal rebellion and a split over control of the outfit that ruled West Bengal until a few weeks ago. Following the election defeat to the BJP, which ended the TMC's 15-year rule in West Bengal, Mamata has struggled to hold the flock together, and a large faction of the party's legislators has broken away from the leadership.

Former chief minister Mamata who founded TMC in 1998 was dealt a major blow after rebel MLA Ritabrata Banerjee was recognised as the new Leader of the Opposition (LoP) and not her nominee, Sobhandeb Chattopadhyay. Ritabrata Banerjee has claimed the support of 58 out...