Rising tensions in the South China Sea over recent years have attracted global attention. This strategic area is not only rich in natural resources, but is also a major shipping route for global trade. This tension involves several countries, including China, Vietnam, the Philippines, Malaysia and Brunei. In a geopolitical context, the diminishing stability in the region has major implications for global security. One of the main factors fueling tensions is overlapping territorial claims. China claims almost the entire South China Sea based on the nine-dash line, which is contested by neighboring countries. As these countries began to develop resources in contested areas, friction increased. Analystas warned that these tensions could lead to military conflict, with potentially serious impacts on the global economy. In addition, China’s increasing military presence in the region also adds to unrest. Many reports mention the construction of military bases and the deployment of warships by China, which is seen as an attempt to strengthen their territorial claims. This action caused the countries involved to increase their defense budgets, signaling a new arms race in the region. From a global perspective, stability in the South China Sea is very important. About $5 trillion in trade passes through the area annually. Uncertainty caused by tensions could affect trade routes, increase costs, and impact economies that depend on free access to the sea. Countries such as Japan and South Korea, which rely heavily on energy shipments from the Middle East, may feel the direct impact. The role of the United States in this conflict is also very crucial. As part of its Indo-Pacific policy, the US is committed to ensuring freedom of navigation in the region. Through military operations and agreements with allied countries in Southeast Asia, the US is trying to contain China’s influence. However, this move could trigger a negative response from China, worsening the diplomatic situation. From an environmental perspective, these tensions also increase risks. Excessive resource exploration can cause damage to marine ecosystems. Plastic waste and industrial waste increasingly add to the environmental burden, threatening biodiversity. The language of diplomacy and cooperation is important to prevent further damage. Shifts in global power, particularly China’s rise as an economic and military power, also influence dynamics in the South China Sea. Many countries are looking for ways to adapt to these changes, but these shifts are not always linear. Some countries may join a new bloc led by China, while others stick to the US-run global capitalist realm. In the context of all this, tensions in the South China Sea demonstrate the complexity of current international relations. An optimistic outlook is expected to emerge through multilateral dialogue and a peaceful resolution. However, without real commitment from all parties involved, stability in this region and the potential for military conflict will continue to be a threat to the world.