Bangladesh followed by 86.6 percent of the population. The country is home to most Bengali Muslims, the second-largest ethnic group in the Muslim world. Most Bangladeshi Muslims are Sunni, followed by Shia and Ahmadiya. About four percent are non-denominational Muslims. Bangladesh has the fourth-largest Muslim population in the world, and is the third-largest Muslim-majority country (after Indonesia and Pakistan). Sufism has a lengthy heritage in the region. The largest gathering of Muslims in Bangladesh is the Bishwa Ijtema, held annually by the Tablighi Jamaat. The Ijtema is the second-largest Muslim congregation in the world, after the Hajj. Hinduism is followed by
Growth of Muslim Population in Medieval India know for sure that the term crime against humanity is not exaggerated." Growth of Muslim Population in Medieval India "Growth of Muslim Population in Medieval India (1000-1800)" is a book written by K. S. Lal published in 1973. The book assesses the demographics of India between 1000 CE and 1500 CE. On the basis of the available historical evidence, K.S. Lal concluded that the population of Indian subcontinent in 1000 was about 200 million and in 1500 was about 170 million. He says, however, that "any study of the population of the pre-census times can be based only on estimates,