Surya Sen, also known as Masterda, led the armed raid on the government armoury at Chittagong in 1930. Surya Sen was a prominent Indian freedom fighter and a revolutionary who played a significant role in the Indian independence movement. He was the leader of the Chittagong Armoury Raid, which aimed to capture weapons from the British government and foment a rebellion against colonial rule. The raid was a daring and audacious act, carried out by a group of young revolutionaries who were inspired by the ideals of Indian independence. Although the raid did not achieve its objectives in the long run, it had a significant impact in raising nationalistic sentiments and inspiring others to join the freedom struggle. Alert - correct answer should be option 3 Chandra Shekhar Azad.