The international legal system in place since 1945 is based on two core principles : the repudiation of violence as a means of political action, and the protection of fundamental human rights and freedoms. It reflects the conviction that threats to international peace and security are best addressed collectively, through the procedures and institutions established for that purpose. The reality brought to the fore in the aftermath of September lllh, 2001 is very different. This paper argues that the military intervention in Afghanistan and other anti-terrorism measures undertaken by states have revealed a profound disregard for the principles and standards of international law. Far from constituting an effective response to current security ...