Islam in Bangladesh Islam in Bangladesh Bangladesh is a Muslim majority nation and Islam is official religion of the People's Republic of Bangladesh. Islam is the largest religion of Bangladesh, the Muslim population is approximately 148.5 million, which is the third largest Muslim population in the world (after Indonesia and Pakistan), constituting 90% of the total population as of 2015. Religion has always been a strong part of identity, but this has varied at different times. Bangladesh although a developing country is one of the few secular Muslim majority countries in the world. Islam was introduced to Bengal in at least 7th-8th century
Muslim world of the Muslim world came under influence or colonial domination of European powers. The nation states that emerged in the post-colonial era have adopted a variety of political and economic models, and they have been affected by secular and as well as religious trends. , the combined GDP (nominal) of 49 Muslim majority countries was US$5.7 trillion, , they contributed 8% of the world's total. As of 2015, 1.8 billion or about 24.1% of the world population are Muslims. By the percentage of the total population in a region considering themselves Muslim, 91% in the Middle East-North Africa (MENA), 89%