This research examines the intricate dynamics of the China-Taiwan conflict and its implications for Indonesia's defense, with a specific focus on the influence of United States foreign policy. As a key player, the United States has shaped the conflict's dynamics through its evolving foreign policy. The study addresses key research problems, including understanding U.S. foreign policy towards the China-Taiwan conflict, assessing Indonesia's defense readiness, and analyzing Indonesia's efforts to counter the impact of U.S. foreign policy on its defense. The research emphasizes the unique geopolitical position of Indonesia, its economic ties with China, and the potential impact on regional stability. Research objectives encompass analyzing the impact of U.S. foreign policy on the China-Taiwan conflict, evaluating Indonesia's defense readiness, and assessing Indonesia's efforts to address the impact of U.S. foreign policy. Theoretical benefits include contributions to literature and confirmation or challenge to regional security theories, while practical benefits encompass policy guidance, diplomatic strategy, and raising public awareness. The research delves into the historical background of the China-Taiwan conflict, U.S. foreign policy evolution, and the implications for Indonesia's defense. Data collection incorporates insights from interviews with key figures in Indonesia's defense sector, regulatory documents, and laws. Data processing involves the application of analysis techniques, ensuring data validity through triangulation. The study concludes with an examination of Indonesia's defense readiness and recommendations for enhancing military capabilities, economic growth, diplomatic relations, and regional collaboration. In summary, this research provides a comprehensive analysis of the China-Taiwan conflict, U.S. foreign policy, and their implications for Indonesia's defense, offering valuable insights for policymakers and researchers alike in managing complex geopolitical challenges in the Asia-Pacific region.