Freedom fighter Captain Abbas Ali, 95, died of a heart attack around Saturday morning, at a hospital here.
Ali was a captain in the Indian National Army led by Netaji Subhash Chandra Bose.
Later he joined the socialist movement and was a close associate of Ram Manohar Lohia.
He left party politics in 1988.
His son senior journalist Qurban Ali told IANS: "Captain Sahab was active till the last minute"
Abbas Ali was born in in 1920 Khurja, Bulandshahr district of Uttar Pradesh. Early in life he was inspired by Shaheed Bhagat Singh.