The article discusses regionalism in the Asia-Pacific region, focusing on different aspects such as historical overview, Cold War dynamics, ASEAN's transition to new regionalism, and multilateral responses to competitive interdependence. It also explores the limits of the new regionalism, challenges faced by ASEAN, and various forms of multilateralism. The study emphasizes the importance of comprehensive security and human rights in regional dialogue and suggests a more effective framework for cooperation in the Asia-Pacific region.