 The Indian Rationalist Association took the initiative to form the Rationalist International in 1995 and organised three International Rationalist Conferences in co-operation with it.The association was founded in 1949 by S.Ramanathan, M. N. Roy and C. N. Annadurai and the President was R.P.Paranjpe.The "Divine Miracle Exposure Campaign" conducted across India during the period 1975-76 had given unprecedented popularity for the rationalist movement.