1. To enable students to understand the current situation and changes in the international situation and regional security situation. 2. Make students aware of important issues in the security situation in the Asia-Pacific region. 3. Make students aware of issues such as sovereignty disputes and threats in China, and establish a concept of homeland defense to support national defense affairs. 4. Make students aware of the necessity of enacting the law of armed conflict and the rights and obligations of countries. 5. Make students understand the current important international security issues and understand that these issues are closely related to our country. 6. To enable students to understand the history of the founding of the Communist Party of China, the current situation of political and economic, diplomatic, and military development, as well as cross-strait situation analysis, military uniforms, and ship identification. 7. Make students understand the importance of security work and develop the habit of confidentiality, and build a national defense and overall defense force.