 He continued his studies and after becoming an Advocate in the High Court of Calcutta, he joined the Swaraj Party founded by Deshabandhu Chittaranjan Das.The then British Administration were afraid of the success of the Swaraj Party and feared a revolution.It was then that he was imprisoned in Mandalay Jail in Burma along with fellow leaders of the Swaraj Party, Netaji Subhas Chandra Bose and Anil Baran Roy from 1924 to 1927.