Speculation about a rebellion within Shiv Sena (UBT) gained traction last week after Uddhav Thackeray convened a meeting of the party’s Lok Sabha MPs. However, the roots of the unrest appear to trace back to a 20-year-old murder case whose aftereffects may have recently influenced the Sena’s political narrative. Uddhav Thackeray, Chief of Shiv Sena (UBT), addressed party members at Shanmukhanand Hall in Mumbai on the party’s 60th foundation day. (Photo by Raju Shinde/HT Photo) (Raju Shinde) Six MPs – Sanjay Dina Patil, Nagesh Patil Ashtikar, Om Raje Nimbalkar, Bhausaheb Wakchaure, Sanjay Deshmukh and Sanjay Jadhav – are expected to split from the party and support the rival Sena, part of the NDA bloc. The rebellion buzz became evident when the six MPs skipped the Sena-UBT’s Friday event celebrating party’s 60th foundation day and Uddhav launching an all-out attack at the rebels. While the development over the past few days have garnered spotlight, a key event that has been invoked is Pawanraje Nimbalkar’s murder in 2006. Also Read: ‘Apologise for defection, will step down if …