Culture of Regionalism Based on Constructivist Turn in IR.

By establishing reflectivist perspective in IR, regionalism met the third wave in the end of the Cold War. From the perspective, scholars can apply Wendtian constructivism to analyze the new wave of regionalism so-called the regionalization. Hence, constructivist turn to the regionalism bases on the seminal book of Wendt, Social Theory of International Politics, I highlight three cultures of regionalism corresponding three roles of enemy, rival and friend. In the other word, the constructivism contribution to study the new regionalism focused on the concept of regionness relates a region is what states make it of. So, the structure of interactions in a region, in the light of intersubjective ideas, envisions three cultures including Habbesian, Lockean and Kantian one according three levels of regional complex, regional society and regional community.