The book adheres to the guidance of dialectical materialism and historical materialism, implements the principle of consistency between historical methods and logical methods, and on the basic premise of grasping the overall development of social economy, politics, culture, science and technology, and using the development process of the army and war as the main clue, strives to explore and reproduce the construction and operation of armed forces. Using the trajectory of the movement, it provides a detailed and objective description and analysis of the basic content of my country's 5,000-year military history, including military systems of past dynasties, important wars, weapons and equipment, military geography, military logistics, military thoughts, military figures and other relevant aspects, and strives to correctly summarize the experiences and lessons of predecessors in military activities.