This omnibus pairs two foundational texts by Niccolò Machiavelli - The Art of War and The Prince - into a single volume that covers the full arc from raising an army to governing the state it defends. In The Art of War, Machiavelli's self-described masterwork, the focus is concrete and operational: how to recruit and train soldiers, how to instill discipline, and how to distinguish strategy from tactics. He breaks down historic battles to show why formations succeeded or collapsed, and he treats military organization not as abstraction but as a sequence of decisions a commander must get right before the first engagement begins. The Prince extends those questions into the political sphere. Machiavelli argues that a ruler's primary obligation is the survival of the state - and that when security demands it, ethical constraints may be set aside. This is the claim that made the book infamous, and it remains one of the sharpest frameworks ever written for understanding how leaders weigh moral cost against existential risk. Read together, the two works clarify a relationship that still shapes defense thinking: the link between how a state organizes its forces and how its leadership justifies the use of those forces. Recruitment doctrine, fortification, command structure, and the ethics of rulership are treated not as separate disciplines but as parts of a single problem - securing power under pressure. For anyone working through questions of force posture, state defense doctrine, or the tension between strategic necessity and moral constraint, Machiavelli's paired texts remain as direct and unsentimental as they were in Renaissance Florence. This edition belongs alongside Sun Tzu and Clausewitz as a permanent reference in the literature of military strategy and statecraft.