International relations (IR) or international affairs, depending on academic institution, is either a field of political science or aninterdisciplinary academic field similar to global studies, in which students take a variety of internationally focused courses in social science and humanities disciplines. In both cases, the field studies relationships among countries, the roles of sovereign states, inter-governmental organizations (IGOs), international non-governmental organizations (INs), non-governmental organizations (NGOs), and multinational corporations (MNCs). International relations is an academic and a public policy field, and so can be positive andnormative, because it analyzes and formulates the foreign policy of a given State.

International Relations, like the world community itself are in transition. In a rapidly changing and increasingly complex world, it encompasses much more than relations among nation states and international organization and groups. It includes a variety of transitionalrelationships at various levels, above and below the level of the nation states. International relations are a multidisciplinary field gathering together the international aspects of politics, economics, geography, history, law, sociology, psychology , philosophy and cultural studies. It is a meta-discipline. The context and nature of IP have undergone major changes after the Second World War. Traditionally, world politics