This volume examines the history of Italy during the Roman Empire, focusing on the transition from the reign of Domitian to that of Marcus Aurelius. It discusses the rise of military despotism, the role of the Praetorian Guard, and the impact of military power on governance. The narrative highlights the decline of civic authority and the increasing dominance of military leaders, illustrating how the army's influence shaped political dynamics. The text also addresses the incorporation of foreign troops and the consequences of relying on mercenaries, ultimately portraying the complexities of imperial rule and the tensions between military and civil society.