India, Nov. 8 -- Midnight birthday celebrations for Trinamool Congress (TMC) MP Abhishek Banerjee turned chaotic in Kolkata's Kalighat area, prompting the police to register four FIRs and arrest two men following clashes involving political workers and police personnel.

The two arrested men have been accused of slapping a police officer who was on duty during the incident.

Investigators are examining CCTV footage from the area to reconstruct the sequence of events and identify others involved in the confrontation.

The other two cases stem from rival political complaints. One FIR was registered against unidentified BJP workers following a complaint by Banerjee, while a counter-complaint by BJP workers named the TMC leader and several ot...