A reflexão sobre a eficiência dos pressupostos realistas na contemporaneidade através da invasão do Iraque em 2003

At the turn of the nineteenth and twentieth centuries, when Rudolph Kjellén created the geopolitics term, political realism was recognized as a dominant explanatory theory for understanding power relations globally. After the two World Wars, the interdependence of nations seemed a final goal, even during the Cold War period, the opposition between ideologies could put political limitations on integration which already was possible due to advances of transport and communication. In the 1970s, Realism has found in academia, within the International Relations, a rival theory that have a great explanatory power for rearrangement of the future order: liberalism, understood as a theory pointing the international institutions and the interdependence of trade as powerful forces to explain the power relations globally. Through the 2003 invasion of Iraq, this work intends point to two different ways to interpret the same event in the light of Realism and Liberalism, aiming at finding their limitations on a world still in transition with regard to consolidation or extinction of its analytical assumptions. To do so, it focuses on the characteristics of the contemporary world coming jeopardizing some realistic assumptions