The work of the famous German scientist Oskar Jaeger contains materials on world history, which can be divided into 4 periods: “Ancient World” - from the emergence of the first states to the destruction of the Roman Empire (in 476); “The Middle Ages” - from the founding of the barbarian states in Italy to the era of the Reformation (from 476 to 1517); "New History" - from the beginning of the Reformation to 1789; and “Modern History” - from 1789 to the end of the 19th century. Various historical events are presented by the author in a fascinating, imaginative and simple way. Oscar Jaeger gives interesting characteristics of historical figures, who appear in bright, lively and memorable sketches, emphasized by an abundance of factual material. The book of the famous historian is given in abbreviation and is of great interest to a wide range of readers.