With the help of Oppenheim, messages were sent out to Indian students in German universities, as well as Switzerland, Austria and the Netherlands, who were likely to share the same views. Among those who joined the organisation at the time were Dr. Dhiren Sarkar, Chanji Kersasp, N. S. Marathe, Dr. J. N. Dasgupta, and C. Padmanabhan Pillai, quickly joined by his brother, Champak Raman Pillai. The 'Champak-Chatto' Berlin Committee was founded.[1]