How did Islam reach the level of being one of the world’s largest religions? Did Islam spread by the sword? How was Islam received in Europe, Africa, and Asia? In this book, Abul-Fazl Ezzati explores the spread of Islam throughout various regions of the world, examining religious, political, sociological, and other key factors. The work includes a detailed timeline of important events in the Islamic expansion from early times to the present day. This book, now in its fourth edition, has been translated into Turkish, Persian, Arabic, and Hausa.