Saibal GuptaKolkata, June 27 -- : This year's July 21, a date that has become a signature political event for the Trinamool Congress since its formation on January 1, 1998, may witness an unprecedented situation in West Bengal politics.

Three different political formations - the Congress, Mamata Banerjee-led Trinamool Congress and the rebel Trinamool faction led by Ritabrata Banerjee - are now staking claim over the legacy and spirit of the occasion, each seeking to extract maximum political mileage from the emotionally charged day.

Observed as Martyrs' Day, July 21 traces its origins to the 1993 Writers' Building march led by then Youth Congress leader Mamata Banerjee, demanding mandatory photo voter identity cards in elections.

The pro...