The article discusses how geopolitical interests are influencing trade policies and global supply chains, leading to a reevaluation of international relationships. The U.S. and China are specifically highlighted, with the U.S. implementing export controls on semiconductors to prevent China’s military advancement, while China responds with its own export restrictions on essential raw materials. Using a game-theoretic model, the study illustrates how countries use export control measures to balance security interests and economic benefits, ultimately impacting the global semiconductor supply chain and production decisions of multinational corporations.