Thousands of women activists of TMC led by senior leaders like Chandrima Bhattacharya, Sashi Panja, Smita Bakshi and carrying placards against the Narendra Modi government marched from College Square to Esplande.
This is the first of the three scheduled rallies that the party has planned to oppose the alleged "witch hunting" against its leaders, who are purportedly seen accepting money in a sting operation.
The other two rallies are planned on March 31 and April 3.
"It was during the Left Front regime that chit funds started in Bengal, then why not a single Left leader was arrested by CBI? They are targeting our leaders," Bhattacharya said.
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She said central government agencies were "trying to paint the opposition black" by making false cases against the opposition leaders.
"What wrong did TMC Lok Sabha leader Sudip Banerjee commit that he is lodged in a jail for the last three months? He is severely ill and he is going through such a harrowing experience."