This document divides history into five periods: Prehistory, Ancient History, the Middle Ages, the Early Modern Age, and the Modern Age. It provides details about each period, including that Prehistory started 5 million years ago when the first humans appeared, Ancient History began when writing was invented around 3500 BC and civilizations like the Greeks and Romans emerged, and the Modern Age started in 1789 with industrialization and changes like the invention of steam trains.