Accusing the state government of trying to curb a peaceful protest by opposition parties, LF Chairman Biman Bose, who led the procession, condemned the police lathicharge on Left activists during their march to Lal Bazar, the city police Headquarter, on October 1.
Police said the procession, which began from Rani Rasmoni near Esplanade area and ended at Sealdah, was peaceful.
Several Left activists, including CPI-M central committee member Dipak Dasgupta and some women were injured in police lathicharge on that day.