1. National defense education is the construction and struggle to defend national sovereignty, territorial integrity and security, and resist the threat of foreign aggression and subversion. National defense education is an important part of national defense construction, and it is a social activity to impart ideas, knowledge and skills related to national defense to the whole people, including various social activities to promote national defense ideas, knowledge, skills and physical quality, and to help form and enhance national defense concepts and capabilities.

2. National defense education National defense education is a basic education for all citizens, involving all aspects, rich in content and wide in scope. The integrity of national defense construction determines the content of national defense education. Modern national defense not only refers to the construction of troops, weapons and equipment, battlefields and strategic locations, but also is closely related to the country's economic strength, political situation, national psychology, educational level and population quality.

3. National defense education is a universal education activity with specific purposes and contents for all citizens to prevent and resist aggression, stop armed subversion and defend national sovereignty, unity and territorial integrity. National defense education is an important part of national defense construction. Carry out national defense education in primary schools, middle schools and universities.

4. Common sense of national defense is the most basic national defense knowledge that citizens should know and master. As an ordinary citizen, we should understand and master the general meaning of national territory, territorial sea and airspace, as well as the different characteristics of territorial competition, island disputes and sea disputes; Modern war knowledge, such as the characteristics of modern war, the requirements of wartime mobilization, the general principles of defensive operations, etc. China People's Liberation Army, armed police force, militia and reserve forces, and other knowledge of Chinese armed forces and services; There is also the popularization of national defense technology, and so on.

5. The international situation is the reality and dynamics of national defense. The education of international situation is mainly to make all citizens understand the basic situation of the current world political and military situation, the characteristics and development trends of local wars and armed conflicts, the military trends of neighboring countries or regions in China, the national defense strategies of major developed countries in the world, China's position and influence in the international situation, and the methods to correctly understand the international situation. Through the education of national defense situation, let all citizens know and understand the military development trend of relevant countries, clearly understand the gap and threat faced by China and the world powers, and enhance the sense of urgency, responsibility and mission in national defense construction.