Muslim League, The All-India Muslim League (popularized as Muslim League) political Party of India and Pakistan, established during the early years of the 20th century in the British Indian Empire. a political party founded in December 1906 in Dacca as the All-India Muslim League by Aga Khan III. Its original purpose was to safeguard the political rights of Muslims in India. Its strong advocacy for the establishment of a separate Muslim-majority nation-state, Pakistan, successfully led to the partition of British India in 1947 by the British Empire.An early leader in the League, Muhammad Iqbal , was one of the first to propose (1930) the creation of a separate Muslim India.Initially Aga Khan and the final stage, led by Mohammad Ali Jinnah, played a key role in creating popular support for Muslim nationalism and finally in the form of Pakistan in 1947. The background of the establishment of the Muslim League in Dhaka on 30 December 1906 can be traced back to the establi