Slavery was almost everywhere and still exists in some parts of the world
Slavery occurred in civilizations including ancient Egypt, ancient China, the Akkadian Empire, Assyria, Babylonia, Persia, ancient Israel, ancient Greece, ancient India, the Roman Empire, the Arab Islamic Caliphates and Sultanates, Nubia, the pre-colonial empires of Sub-Saharan Africa, and the pre-Columbian civilizations of the Americas.