The policy adjustments of a country in international affairs are often the result of the interweaving of multiple factors, both domestic and international. The following are some of the main influencing factors: 1. Domestic politics and power structure • Political leaders and government changes: The change of leaders or government changes often leads to adjustments in policy direction. • Domestic political power game: The struggle between different political factions, interest groups or public opinion will prompt the government to compromise or adjust its foreign policy to maintain internal stability. • Institutional and legal framework: Changes in legislation, party system and administrative mechanism will also affect the decision-making and implementation of a country's international affairs. 2. Economic conditions and interest considerations • Economic development needs: In order to promote economic growth, attract foreign investment or ensure resource supply, the country may adjust its policies such as foreign trade, investment or scientific and technological cooperation. • Economic crisis or structural adjustment: During economic downturn or transformation, the government often needs to adjust its external cooperation strategy, seek new economic partnerships or formulate regional economic policies. 3. International security environment and strategic game • Geopolitics and security threats: In the face of regional conflicts, terrorism, great power competition or military threats, the country may adjust its security strategy and diplomatic stance. • International alliances and confrontation: Joining or withdrawing from international military alliances and signing security agreements are often related to a country's response to external threats and pursuit of strategic autonomy. 4. International institutions and multilateral relations • International regulations and treaties: The rules of international organizations (such as the United Nations, the World Trade Organization, etc.) and the requirements of international conventions sometimes force countries to make certain adjustments in their policies. • Multilateral mechanisms and international cooperation: In the face of global issues (climate change, cybersecurity, public health, etc.), countries often need to seek cooperation and consensus through multilateral frameworks to adjust domestic policies to meet the requirements of international cooperation. 5. Social culture and ideological factors • Public opinion and public opinion: With the acceleration of global information dissemination, people's attitudes towards foreign policies and changes in social values may affect government decisions. • Ideology and historical memory: A country's historical experience, national identity, and the values it advocates will affect its views and positions on international affairs. 6. Technological and information changes • Emerging technologies and informatization: Technological progress has changed the way countries interact with each other, and has also had a profound impact on national defense, security, and economic competition, prompting policies to adjust strategies and means. • The influence of the Internet and public opinion: The speed and breadth of information dissemination make the public, media and the international community react more quickly to events, and will also affect the policy decisions of countries in international affairs to a certain extent. In general, the policy changes of countries in international affairs are not caused by a single factor, but the result of the interaction of multiple factors such as internal political economy, external security environment, international institutional rules and global changes. Policymakers usually need to make decisions that are in line with the long-term interests of the country based on weighing the interests and risks of all parties.