In this episode of "MAD World - The History of the Cold War," titled "Revolution," the focus is on the various uprisings and revolutions that occurred during the Cold War period. The episode explores the revolutionary events that took place in countries such as Hungary, Czechoslovakia, and China. It delves into the causes and consequences of these revolutions, as well as the impact they had on the Cold War rivalry between the United States and the Soviet Union. The episode aims to provide a comprehensive understanding of the revolutionary movements that shaped the course of the Cold War.