which country has the largest catholic population in the world
Catholic Church by country The country where the membership of the church is the largest percentage of the population is Vatican City at 100%, followed by East Timor at 97%.
Islam by country Adherents of Islam constitute the world's second largest religious group. According to a study in 2015, Islam has 1.8 billion adherents, making up about 24% of the world population.[1] Most Muslims are either of two denominations: Sunni (80-90%, roughly 1.5 billion people)[2] or Shia (10â€“20%, roughly 170-340 million people).[3] Islam is the dominant religion in the Central Asia, Indonesia, Middle East, South Asia, North Africa, the Sahel[4][5][6][7] and some other parts of Asia.[8] The diverse Asia-Pacific region contains the highest number of Muslims in the world, easily surpassing the Middle East and North Africa.[9]