R ome and Persia At the time of the Prophet Muhammad's advent, the world was dominated by two mighty empires: the Roman (Byzantine) and the Persian (Sasanian). These civilizations held sway over vast territories, with the Persian Empire extending from the Mediterranean Sea to the Caspian Sea, and the Roman Empire encompassing territories from Europe to Asia Minor and Egypt. The Persian Empire, once expansive under the Sassanid dynasty, had endured the rise and fall of various rulers but maintained its cultural and civilizational strength. Similarly, the Roman Empire, with its capital in Rome, was ruled by leaders like Julius Caesar and Augustus , controlling vast territories across Europe, Asia Minor, and Egypt. While Rome remained the capital of the western part of the empire, Constantinople served as the capital of the eastern part. The Eastern Roman Empire, centred around Constantinople, boasted greater grandeur and power than its western counterpart. Despite their strength, ...