For almost 13 centuries, from the death of the Prophet Muhammad in 632 to the overthrow of the last Ottoman caliph in 1924, the Islamic world was ruled by a caliph. ‘Khalifa’, the word ‘caliph’ means ...
Islam is the second-largest religion in the world. It has more than 900 million adherents all over the globe, but, at present, has no recognized caliph. The word "caliph" means "successor" and "deputy ...