La cooperación internacional como alternativa a los unilateralismos.

International cooperation as an alternative to unilateralism is the title of number VI of the Lus Cogens collection of International Law and Integration. There are 16 refereed contributions that, depending on their theme, make up the four sections of this volume. The first, dedicated to four unfinished debates on public international law; the second deals with political sovereignty, economic liberalization and security; the third, dedicated to the various expressions of integration, and the last part of the book refers to the tension between unilateralism and cooperation. For their determined support for this year's call, the Universities of La Coruña and the North deserve special mention, and for their permanent support and commitment to our academic actions, we cannot forget the European Commission, the Delegation of the European Union in Colombia, the Augusto Ramírez Ocampo Diplomatic Academy of the Ministry of Foreign Affairs of Colombia, the International Institute of Higher Social Studies (IIDAES), with headquarters in Lima, and the International Network of University and Research Centers of Experts in the Integration Process (INTEGRANET).