Lakhs of determined Left activists enacted human chain all over W.Bengal to observe the 70th Republic Day of the country and took oath for the upkeepment of the values of India’s constitution and for secularism , National Unity and sovereignty of the country . Left Front Chairman Biman Basu , CPI(M) West Bengal State committee Secretary Suryakanta Mishra , CPI State Secretary Swapan Banerjee, RSP leader Manoj Bhattacharya, Forward Block leader Hafiz Ali Sairani and other leaders of Left Front constituent parties were present in the Human Chain enacted in Central Kolkata. Human chains were enacted on behalf of Left Activists in all the 20 districts of the state . The Left Front activist also also took oath to protect Sovereignty and National Unity during the enactment of the Human Chain.