The document outlines the major periods of history from Ancient History to the Contemporary Age. Ancient History spans from 3200 BC to 476 AD, including the rise of early civilizations like Egypt, Greece, and Rome. The Middle Ages/Postclassical period lasted from 476 AD to 1492 AD, beginning with the fall of Rome and feudal systems. Modern History started in 1492 with the discovery of America and saw global exploration, commerce, and the rise of the bourgeoisie. The Contemporary Age from 1789 to the present saw the Industrial Revolution, World Wars, and the development of republican democracies and capitalism alongside advances in science and technology.