
Introduction The rapidly evolving international order—characterized by the war in Ukraine, conflict in the Middle East, the intensifying Taiwan Strait crisis, and persistent North Korean threats—has highlighted the fragility of liberal democratic systems and the urgency of bolstering multilateral security cooperation. In this context, the trilateral security partnership among South Korea, the United States, and Japan has gained unprecedented strategic relevance. As Indo-Pacific geopolitics become increasingly complex, and as authoritarian powers assert their influence, a stronger and more structured trilateral alliance is imperative to maintain regional peace, deter aggression, and promote shared democratic values. I. The Strategic Foundation for Trilateral Security Cooperation The Korea-U.S.-Japan trilateral relationship rests on a shared commitment to liberal democratic values and a rules-based international order. South Korea and Japan, as advanced democracies, have each made substantial contributions to global peace and development. Historically fraught relations between Seoul and Tokyo ... ... [Read more]







