Strategic Triangles and Balancing in World Politics

Trilateral diplomacy is a common format of interaction in international relations, which forms various configurations of the balance of power within the framework of triangles. The concept of a “triangle†is characterized by ambivalence, has a variety of characteristics and principles of formation.The article provides an overview of the theoretical discourse on strategic triangles, as well as of practical examples of trilateral diplomacy of the past and present day. The main characteristics of strategic triangles and the features of changes in their configuration are identified (the case of USA–PRC–USSR triangle). Classification of both symmetric and asymmetric triangles (unicenter and bicenter) are given, the concept of buffer states, as well as regional conflicts with the participation of a great power as a defender, are presented.The most influential countries at the global and regional levels, forming geopolitical triangles, are identified basing on the Composite Index of National Capability (CINC). The concept of pivot states is analyzed permitting to indicate relatively small but geopolitically important countries, forming triangles together with influential states.The main strategic triangles of the modern world order are analyzed, presenting mostly countries of Asia (China, Japan, India), Russian Federation, USA and EU. The main trends of global competition based on geopolitical triangles in the XXI-st century are identified.