Mumbai, June 22 -- Shiv Sena (UBT) suffered a major setback after six of its Lok Sabha MPs formally moved to join the Eknath Shinde-led Shiv Sena. The switch is expected to increase the Shinde faction's strength in the Lok Sabha from seven to 13 MPs.

The rebel MPs said the Uddhav Thackeray-led party had drifted from Bal Thackeray's ideology. Their move, linked to the Shinde camp's "Operation Tiger", marks the biggest challenge for Uddhav Thackeray since the 2022 Shiv Sena split.

Meanwhile, Shiv Sena (UBT) has stepped up disciplinary action against those linked to the rebellion. Party leader Sanjay Raut said Krishna Nagesh Patil, son of rebel MP Nagesh Patil Ashtikar, had been expelled from the party for alleged anti-party activities.

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