World History, Book 3, covers the late 1800s through World War II, beginning with the growth of capitalism and ending with the immediate aftermath of World War II. Part 1, New Philosophies for a New Age, highlights the emergence of new ideas after social and political revolutions. Lessons include Romantic Rebels in Literature and Socialism: Utopian, Democratic, Scientific. Part 2, The Victorian Era: The Nineteenth Century Comes of Age, considers the effects of imperialism, scientific discoveries, an increased emphasis on traditional moral values, and the social and economic injustices of the time. Lessons include New Imperialism: Race for Colonies in Africa and Education in Nineteenth-Century Literature. Part 3, End of an Era—Dawn of a New World, addresses the end of Japanese isolationism and the dominance of empire building, as well as the impact of new styles in art and new techniques in warfare.

Lessons include Queen Victoria: A Personal Tour of the Nineteenth Century and The First World War from the Soldiers’ Point of View. Part 4, World War II, examines unresolved conflicts from the first world war and the ways in which World War II set the scene for polarized East-West relations and a divided Europe. Lessons include Competing Ideologies and Atomic War, Morality, and War Crimes.