@article{oai:obirin.repo.nii.ac.jp:00001554, author = {西岡, 達裕 and Nishioka, Tatsuhiro}, journal = {国際学レヴュー, The Review of international studies}, month = {Mar}, note = {In the Cold War era, American diplomacy was characterized by internationalism. After September 11, 2001, Bush diplomacy is characterized by extreme unilateralism. Why and how has American diplomacy converted from internationalism to unilateralism? What we are concerned about here is the process of U.S. national security policy from the end of the Cold War to September 11. In that period, there was a considerable controversy over Missile Defense, which reflected the conflict between Democrats and Republicans, liberals and conservatives, multilateralists and unilateralists. This paper attempts to investigate the details of controversy over Missile Defense and consider the origins and reasons of the Bush administration's unilateralism., 7, KJ00004127372, 講演}, pages = {43--67}, title = {G・W・ブッシュ政権の外交とミサイル防衛}, volume = {16}, year = {2004}, yomi = {ニシオカ, タツヒロ} }