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 was ushered by the colonial powers. The only Muslim-majority regions not to be colonized by the Europeans were Saudi Arabia, Iran, Turkey, and Afghanistan. Turkey was one of the first colonial powers of the world with the Ottoman empire ruling several states for over 6 centuries. Many disputes have occurred within the Muslim community regarding how to manage, organize and administer their respective countries. Because the terms "Muslim world" and "Islamic world" are disputed, since all countries have some non-Muslims and there is not universal agreement on what proportion of the population would be required or if other factors (such