Hemchandra Kanungo

Hemchandra Das Kanungo was an Indian nationalist and a member of the Anushilan Samiti. Kanungo travelled to Paris in 1907, where he learnt the technique of assembling picric acid bombs from exiled Russian revolutionaries. Kanungo's knowledge was disseminated throughout Indian nationalist organisations in the British Raj and abroad. In 1908, Kanungo was one of the principal co-accused with Aurobindo Ghosh in the Alipore Bomb Case (1908–09). He was sentenced to transportation for life in the Andamans, but was released in 1921. He was given the honorific sobriquet of, "Biplabi Dronacharya" by Kazi Nazrul Islam himself. For the crucial mentorship that he had provided to many fledging revolutionaries of the time. He has been widely regarded as the most prominent figure in the early phase of the revolutionary movement.