The Prince, by Nicoló Machiavelli, and the Art of War, by Sun Tzu are two of the greatest strategy books of all time.

The Prince, by Nicoló Machiavelli, is an examination of how to gain and maintain political power. The book contains 26 chapters and opens with a letter to Lorenzo de Medici. The book explains the conduct and standards of a great man and the attitude required to create a true princely state. Chapter 1 to 11 presents the different forms a state can take. Chapter 12 to 14 presents the different types of armies and the conduct of a military leader. Chapter 15-23 presents the characteristics of a prince. And Chapter 24 to 26 presents Italy's eco-political circumstances.

The Art of War, by Sun Tzu, is the foremost war strategy manuscript and this book will teach you when to battle, when not to battle, how to battle, how not to battle, and how to win every time you battle. This is a valuable read for every war strategist.