The military is a general term for the war, the army, the military affairs. Military science and many areas, mainly related to the war. In addition, military science itself contains a variety of knowledge. The military is a part of politics, war is a continuation of the politics of a country or group use violent means to achieve their own goals and objectives, goals and objectives are often associated with the stakeholders. War is a concentrated expression of the military, but not the only manifestation of. The United States and the Soviet Union in the Cold War after World War II (1939-1945) is a deterrent to avoid the ways of war on the basis of the struggle. Humans can see the future, the military has always been important aspects of political life, and to a significant impact in science and technology on human life: a lot of human scientific and technological achievements are often first produced in the military field, and then spread to non-military areas. The military is the general term of the war and all directly related to the armed forces building matters. Of human society, the beginning of the war, and there is no specific military organizations, there is no specialized weapons and equipment. Agriculture and war, both in wartime are basically following the war, usually farming, animal husbandry, production tools and weapons of war and. Engels likened to "hunting". With the development of social productive forces, expand the scale of war and war is becoming more frequent, the division of production tools and implements of war, the gradual emergence of the "standing army" of the organization. With the standing army, standing army building, training, improved weapons technology and equipment to improve fighting skills and to explore the strategy to win the victory and command art, has become an important military activities. With the continuous development of the war, military activities increasingly widely, mainly: the armed forces in particular the organization of the standing army, training, management and operations of weapons and equipment research and development, production and use of strategic and tactical research and application reserves and supplies of war material, the construction of defense facilities, the mobilization of reserve forces, the organization and construction. In short, the military with the occurrence of war, the development of gradually formed and developed, is the force protection successfully carry out the war and win the war a series of special activities of the Organization, directly affect the outcome of the war.