Who was the third martyr in the history of revolutionary movement for Indian independence?

Q. Who was the third martyr in the history of revolutionary movement for Indian independence?
Answer: Satyendra Nath Bose
Notes: Khudiram Bose was the first martyr in the history of revolutionary movement for Indian independence. Kanailal Dutta was the second, and Satyendranath Bosu was the third. The execution of these men in 1908 aroused great commotion in public life.