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[Jutta Brunnée is Professor of Law and Metcalf Chair in Environmental Law, Faculty of Law, University of Toronto. This essay is based on a keynote presentation given at the annual conference of the Canadian Council on International Law in Ottawa, on November 2, 2018. It draws in part on Jutta Brunnée, “Multilateralism in Crisis,” forthcoming in American Society of International Law,...

[Christian Marxsen is head of the Max Planck Research Group “Shades of Illegality in International Peace and Security Law” at the Max Planck Institute for Comparative Public Law and International Law in Heidelberg, Germany.] Jutta Brunnée has offered us a very sharp analysis of the current challenges to international law. While I largely subscribe to her argument, I would like to...

[Jutta Brunnée is Professor of Law and Metcalf Chair in Environmental Law, Faculty of Law, University of Toronto. This essay is based on a keynote presentation given at the annual conference of the Canadian Council on International Law in Ottawa, on November 2, 2018. It draws in part on Jutta Brunnée, “Multilateralism in Crisis,” forthcoming in American Society of International...

[Renata Nagamine is a Postdoctoral Researcher at Universidade Federal da Bahia, Brazil.] On October 28th, 2018, Brazilians chose their president for the next 4 years. The running candidates were Universidade de São Paulo Professor Fernando Haddad and Captain Jair Messias Bolsonaro, a congressman in his 7th mandate who emerged as a prominent extreme-right figure during the impeachment of former President Dilma...

[Harold Hongju Koh is Sterling Professor of International Law at Yale Law School. He returned to Yale in January 2013 after serving for nearly four years as the 22nd Legal Adviser of the U.S. Department of State.] I have been educated by the thoughtful symposium on my new book, The Trump Administration and International Law (Oxford University Press 2018). I am grateful...

[Sam Zarifi is the Secretary General of the International Commission of Jurists.] Prof Harold Hongju Koh in his new book, Trump vs. International Law, has issued an explicit call to arms to American lawyers and bureaucrats to resist Donald Trump’s egregious attempts at dismantling the ‘postwar system of global governance’ and replacing it with ‘a far nastier, more brutish world, less respectful...

[Mark Wu is the Henry L. Stimson Professor at Harvard Law School.]  A trade war rages between the U.S. and China. Trade conflagrations upend once-dependable trade relationships between the U.S. and its allies. On the surface, it may appear that faith in the utility of transnational legal process has collapsed in the domain of international trade. But if one examines beyond...

[Beth Van Schaack is the Leah Kaplan Visiting Professor of Human Rights at Stanford Law School and Faculty Affiliate at the Handa Center for Human Rights & International Justice at Stanford University. Prior to returning to academia, she served as Deputy to the Ambassador-at-Large for War Crimes Issues in the Office of Global Criminal Justice of the U.S. Department of State.] Until very recently, the Trump...

[Rita Siemion is International Legal Counsel at Human Rights First.] In his new book, The Trump Administration and International Law, former State Department Legal Advisor and Yale law professor Harold Hongju Koh tackles, among other issues, how to finally end America’s post-9/11 wars. In offering a blueprint for the Trump Administration, Koh hits some important nails right on the head. Most...

[Daphne Eviatar is the Director of Amnesty International USA's Security with Human Rights Program.] Harold Hongju Koh has written an impressive and disturbing account of many of the ways the Trump administration has undermined global institutions and subverted the international rule of law. He also offers some hope for those of us watching with horror as the current administration regularly upends...

[Laurie R. Blank is a Clinical Professor of Law, Director of the Center for International and Comparative Law and Director of the International Humanitarian Law Clinic at Emory University School of Law.] I want to thank Opinio Juris for the invitation to participate in this online symposium and congratulate Dean Harold Hongju Koh on his new book. In January 2018, then-U.S. Secretary...

[Dire Tladi is a  Professor of International Law at the University of Pretoria.] Introduction I first met Harold Hongju Koh in 2009 at a retreat on the definition of the crime of aggression for the purposes of the Rome Statute just outside New York. From my first engagement with him, I immediately knew two things about the man. First, our approaches to...