- The organization was initially founded as the Hindustan Republican Association (HRA) in 1924 by revolutionaries like Ram Prasad Bismil, Sachin Sanyal, and Jogesh Chandra Chatterjee. - In 1928, under the leadership of Chandrasekhar Azad, Bhagat Singh, Sukhdev, and others, the HRA was reorganized and renamed the Hindustan Socialist Republican Association (HSRA) at a meeting in Feroz Shah Kotla ground in Delhi. The addition of 'Socialist' reflected a shift in their ideology.