Niralamba gave Jatin complementary information about, and links to, the units set up by him in Uttar Pradesh and the Punjab.
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Very soon it merges into a bigger body, to form the Berlin Committee, or the Indian Independence Party, led by Virendranath Chattopadhyaya alias Chatto : it gained the support of the German government and had as members prominent Indian revolutionaries abroad, including leaders of the Ghadar Party.
Among active members of the "Dawn" were Sister Nivedita, Bagha Jatin (Jatin Mukherjee), Rajendra Prasad (first President of India), Haran Chakladar, Radhakumud Mukherjee, Kishorimohan Gupta (principal, Daulatpur College), Atulya Chatterjee, Rabindra Narayan Ghosh, Benoykumar Sarkar, all future celebrities.
In the early months of 1906, Bagha Jatin or Jatindra Nath Mukherjee was accompanied by Tarak when the former was invited to preside over the Sitaram Festival at Mohammadpur in Jessore, the ancient capital of Bengal.
For students coming from the districts, Bhupen opened a hostel which counted among its inmates brilliant students like Meghnad Saha, Sisir Mitra, Sailen Ghosh, Jatin Seth, Jnan Mukherjee, Jnan Ghosh, all of them known to Bagha Jatin and Shashida, all of them more or less involved in the Hindu–German Conspiracy.
In Bengal, counter-intelligence, especially against the activities of Jugantar was led by Charles Tegart while the role of German or Baltic-German double-agents, especially the agent named Oren, was also important in infiltrating and preempting the plans for Autumn rebellions in Bengal in 1915 as well as scuttling Bagha Jatin's plans in winter that year.