Kolkata, May 23 (PTI) The Congress' West Bengal unit on Saturday said that it would hold a public programme at Shahid Minar on July 21 this year, reclaiming the annual 'Martyrs' Day' observance long associated with the Trinamool Congress. State Congress president Shubhankar Sarkar made the announcement at the party's Bidhan Bhavan office, saying the Congress would organise the programme in the heart of Kolkata after nearly three decades. The move comes against the backdrop of the Trinamool Congr