"Gulag: A History" by Anne Applebaum is a detailed examination of the Soviet Union's system of forced labor camps, known as the Gulag. The book explores the origins, development, and impact of the Gulag system, which imprisoned millions of Soviet citizens and others under Joseph Stalin's regime. Applebaum traces the stories of individuals caught in the system, the brutal conditions they endured, and the broader social, political, and economic consequences of the camps. Through extensive research and personal testimonies, the book reveals the scope of Soviet repression and the human cost of totalitarian rule.