The study of international relations has changed rapidly in recent years. Firstly as a consequence of major political and economic change the end of the cold war and the fall of communism, the resurgence of nationalism, terrorism and forms of fundamentalism, globalization and secondly, linked with these developments, because of the vitality of the discipline, with ongoing debates on the fundamental paradigms for the understanding of international relations and the emergence of the perspectives of feminism, postmodernism, constructivism and critical theory.

The Routledge...

International relations theory has been the site of intense debate in recent years. A decade ago it was still possible to divide the field between three main perspectives - Realism, Liberalism, and Marxism. Not only have these approaches evolved in new directions, they have been joined by a number of new 'isms' vying for attention, including feminism and constructivism.

International Relations Theory for the Twenty-First Century is the first comprehensive textbook to provide an overview of all the most important theories within international relations. Written by an...