Edited by Michelle Egan, Professor and Jean Monnet Chair ad personam, School of International Service and Co-Director, Transatlantic Policy Center, American University, Washington, DC, US, Kolja Raube, Associate Professor for European Governance and EU External Action, Faculty of Social Sciences, Director of the Centre for European Studies and Senior Member, Leuven Centre for Global Governance Studies, KU Leuven, Jan Wouters, Full Professor of International Law and International Organizations, Jean Monnet Chair ad personam EU and Global Governance, and Director of the Institute for International Law and Leuven Centre for Global Governance Studies, KU Leuven, Belgium and Julien Chaisse, Professor, School of Law, City University of Hong Kong, Hong Kong SAR and Advisory Board Member, Asian Academy of International Law (AAIL)