The act of secretly monitoring the leaders of other countries is a complex and controversial topic in international relations. Supporters may believe that such monitoring can help maintain national security, prevent potential threats, and enhance understanding of the policies and intentions of other countries, thereby maintaining global stability to a certain extent. However, this practice may also trigger a series of negative consequences: 1. **Trust destruction**: Secret monitoring may damage the trust relationship between countries, lead to tensions in diplomatic relations, and reduce the possibility of cooperation. 2. **Ethical and legal issues**: Monitoring the leaders of other countries may be regarded as a violation of international law or ethical norms, which may trigger public opposition and international sanctions. 3. **Provoking conflict**: This behavior may be regarded as a hostile act by the target country, leading to escalation of conflict or even military confrontation. 4. **Intensifying tensions**: Surveillance operations that infringe on the sovereignty of other countries often cause widespread resentment and anger, and intensify regional or global tensions. Overall, while secret surveillance may provide certain security benefits in the short term, in the long run it may have a negative impact on international relations and undermine the foundation of global stability.