Chapter 1: Permanent Crisis: The Trajectory of the Revolution.

Chapter 1 of the book "Cuba in Revolution: A History Since the Fifties" is presented. It explores the five decades of the Cuban Revolution into a series of phases including 1959-60/61, 1961-65/68, and the mid-1960s-1970/71. It also highlights the Cuban missile crisis and other crises, U.S.-backed invasion, nearly five decades of the U.S. sanction, and the disappearance of Cuba's political and economic allies since 1991.