Diplomatic Tensions between the US and China Diplomatic tensions between the United States (US) and China have become one of the most significant issues on the international stage. This dispute covers various aspects, from trade to security issues, as well as challenges in maintaining global stability. One of the sectors most visible in this tension is trade. The trade war that began in 2018 under former President Donald Trump’s administration marked a watershed in relations between the two countries. The imposition of high tariffs on Chinese goods is a strategic step to reduce the trade deficit and suppress unfair trade practices. China responded with retaliatory tariffs, creating a cycle of tension that disrupted global markets. Technological issues have also become a flashpoint in this tension. The US government claims that Chinese technology companies, such as Huawei, pose a national security risk. Tightening regulations on these companies creates a bottleneck in technological innovation and raises questions about fairness in business competition. The US creates alliances with other countries to limit China’s technological influence, while Beijing seeks to strengthen its domestic technological position. Geopolitical aspects also exacerbate tensions. Disputes in the South China Sea, where China claims most of the territory, are a source of conflict. The presence of the US fleet in military exercises in this region is often seen as a provocation by China. In contrast, China continues to expand its influence in the Asia-Pacific, fueling security concerns among US allies. Apart from that, the issue of human rights (HAM) in Xinjiang and Tibet is of great concern. The US has imposed sanctions on Chinese officials deemed responsible for human rights violations, adding complexity to bilateral relations. Demands for transparency and accountability within China are running up against a strong nationalist narrative from Beijing, creating further tensions. At the diplomatic level, both countries are trying to create a positive image of each other. However, these efforts are often hampered by negative news and deep distrust. Despite high-level dialogue, the results are often not satisfactory to the parties involved. This uncertainty adds stress to an already complicated relationship. Furthermore, global competition for influence becomes particularly relevant in the context of these tensions. With the emergence of China as the world’s second economic power, the US feels the need to maintain its global dominance. This gave rise to a variety of new strategies and policies, from the formation of new alliances to increasing military budgets. Diplomatic tensions between the US and China not only impact the two countries but also spread throughout the world. Other countries are often caught between these two powers, having to choose sides or trying to remain neutral. Moreover, these tensions add a layer of complexity to global issues such as climate change, where collaboration between the two countries is essential. In this context, the future of US and China diplomatic relations appears unclear and full of challenges. Offering constructive solutions to reduce tensions must be a priority for both sides, for the sake of global stability and shared prosperity. Recent developments in the situation show that as long as these tensions persist, their impact on global economics, politics and security will continue to be felt. Understanding these dynamics in depth is important for tracing the course of international relations in the modern era.