Research Institute of Strategic Studies (RISS) Strategic Studies Quarterly 1735-0727 16 60 2013 08 01 Britain and U.S.A collaboration in Afghanistan after 9/11 and its failure causes Britain and U.S.A collaboration in Afghanistan after 9/11 and its failure causes 171 196 4523 FA Jafar Hagpanah Ruhollah Abdolmaleki Journal Article 2014 02 21 It is more than a decade that NATO forces are in Afghanistan and during this time every members of NATO has a role in Afghanistan. Britain and U.S.A. again were cooperating in Afghanistan war. Participation of U.K. with U.S.A. in security – defense affairs as a special relationship, can be analyzed in different aspects of Afghanistan war. This article by reviewing cooperation of U.K and U.S. in military- security operations in Afghanistan describes the situation of U.K. relation with U.S. after 9/11 and explains their failure in promoting war goals and defeating the Taliban. It is more than a decade that NATO forces are in Afghanistan and during this time every members of NATO has a role in Afghanistan. Britain and U.S.A. again were cooperating in Afghanistan war. Participation of U.K. with U.S.A. in security – defense affairs as a special relationship, can be analyzed in different aspects of Afghanistan war. This article by reviewing cooperation of U.K and U.S. in military- security operations in Afghanistan describes the situation of U.K. relation with U.S. after 9/11 and explains their failure in promoting war goals and defeating the Taliban. https://quarterly.risstudies.org/article_4523_8620005ac78d8257435d490058c643dd.pdf