Sheikh Mujibur Rahman in his book The unfinished Memoirs wrote how as a school boy he perceived the social the poitical differences between hindus and muslims. He also wrote how he worked as a worker and councillor of the all India Muslim League. The overall effect of All India Muslim League in shaping the current geopolitical reality of the Indian Subcontinent has been enormous. However there is no detailed study of the All India Muslim League. The Present study is an humble effort to fill the gap to some extent. Contents * Modernization of Muslim Society in Bangladesh. * The Muslim League 1906-1937 * The Muslim League as a mass party * Ideology and programme of the Muslim League * Conclusion