Stefan Talmon
About/Bio
Stefan Talmon is Professor of Public Law, Public International Law and European Union Law, and Director at the Institute of Public International Law at the University of Bonn. He is also a Supernumerary Fellow of St. Anne’s College, Oxford, and practices as a Barrister from Twenty Essex, London.
Recently Published
Ukraine’s Involvement in Cross-Border Raids by Russian Paramilitary Groups: Illegal Use of Force and Intervention or Lawful Self-Defence?
May 29, 2023
Stefan Talmon
On 22 May 2023, two Russian paramilitary groups – the Liberty of Russia Legion (LSR) and the Russian Volunteer Corps (RDK) – conducted a cross-border raid from Ukrainian territory into the Belgorod region of Russia. After briefly ‘liberating’ some border villages, the fighters were forced to retreat on to Ukrainian territory again. This was not the first such…
Relinquishment of jurisdiction contra legem: The European Court of Human Rights’ decision in Grzęda v. Poland
July 22, 2021
Stefan Talmon
The European Court of Human Rights, like any international court, is bound by its founding treaty. In particular, the jurisdiction and powers of the Court are prescribed by the European Convention on Human Rights (ECHR). A recent case of judicial self-empowerment concerning the relinquishment of jurisdiction to the Grand Chamber has triggered concerns that the Court is not…
Determining Customary International Law: The ICJ’s Methodology and the Idyllic World of the ILC
December 3, 2015
Stefan Talmon
Editor's Note: This is the author's concluding post in the EJIL:Debate! regarding an article in the current issue of EJIL Vol. 26 (2015) No 2, by Stefan Talmon. The original post is here. See also the posts discussing the article by Omri Sender and Michael Wood, Harlan G. Cohen and…
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Popular articles by Stefan Talmon
Ukraine’s Involvement in Cross-Border Raids by Russian Paramilitary Groups: Illegal Use of Force and Intervention or Lawful Self-Defence?
May 29, 2023
Stefan Talmon
On 22 May 2023, two Russian paramilitary groups – the Liberty of Russia Legion (LSR) and the Russian Volunteer Corps (RDK) – conducted a cross-border raid from Ukrainian territory into the Belgorod region of Russia. After briefly ‘liberating’ some border villages, the fighters were forced to retreat on to Ukrainian territory again. This was not the first such…
Determining Customary International Law: The ICJ’s Methodology between Induction, Deduction and Assertion
November 27, 2015
Stefan Talmon
Methodology is probably not the strong point of the International Court of Justice (ICJ) or, indeed, of international law in general. Unlike its approach to methods of treaty interpretation, the ICJ has hardly ever stated its methodology for determining the existence, content and scope of the rules of customary international law that it applies. There are only isolated…
Determining Customary International Law: The ICJ’s Methodology and the Idyllic World of the ILC
December 3, 2015
Stefan Talmon
Editor's Note: This is the author's concluding post in the EJIL:Debate! regarding an article in the current issue of EJIL Vol. 26 (2015) No 2, by Stefan Talmon. The original post is here. See also the posts discussing the article by Omri Sender and Michael Wood, Harlan G. Cohen and…