Proceedings of the International scientific and practical conference ―Cambridge Congress of Advanced Studies‖ (April 3-5, 2026) / Publisher website: www.naukainfo.com. - Cambridge, United Kingdom, 2026. - 350 p.

51 transformation of the system of international relations is focused on strengthening energy and economic security, adapting to global crises, and addressing environmental challenges such as environmental pollution and the consequences of climate change. Joint actions and integration initiatives enable countries to enhance resilience and interact more effectively with global institutions. The Asia-Pacific region demonstrates significant economic dynamism and complex integration processes that shape strategic interaction among states. Economic competition, territorial disputes, climate change, and natural disasters stimulate the development of regional coordination mechanisms such as ASEAN and ASEAN+3. The region confirms that global challenges simultaneously function as catalysts for integration and as drivers for the formation of innovative cooperation strategies. Thus, the transformation of regional systems of international relations represents one of the defining features of the contemporary global order. The comparative analysis of the European Union, Eastern Europe, and the Asia-Pacific region demonstrates that globalization simultaneously creates opportunities for deeper regional integration and generates new multidimensional challenges. Economic interdependence, environmental risks, geopolitical competition, and hybrid threats increasingly require coordinated and institutionalized forms of regional cooperation. In this context, regional organizations and integration platforms become crucial mechanisms for maintaining stability, managing crises, and ensuring sustainable development. The experience of different regions confirms that effective adaptation to global transformations depends on the ability of states to combine economic integration, environmental governance, and collective security policies. Consequently, the strengthening of regional cooperation frameworks will remain a key factor shaping the architecture of international relations in the twenty-first century.