Alexander Wentker
@alexwentker
About/Bio
Dr Alexander Wentker is a postdoctoral researcher at the University of Potsdam and Humboldt-University Berlin and a senior research fellow at the Max Planck Institute for Comparative Public Law and International Law. Alexander is a fully qualified German lawyer and holds a doctorate in law and an MJur from the University of Oxford as well as a Maîtrise en droit from Université Paris II-Panthéon-Assas. He is an associate fellow of Chatham House (The Royal Institute of International Affairs) and a former clerk of the Supreme Court of Namibia.
Recently Published
Party Status to Armed Conflict in International Law: Author’s Response
April 3, 2025
Alexander Wentker
Editor's note: This post is part of a book discussion on Alexander Wentker’s “Party Status to Armed Conflict in International Law". I am very grateful to Marko, Ashley, Philippa, and Paul for their thoughtful contributions. I greatly appreciate their thorough engagement with my work. To conclude the symposium, I will react to a few key…
Party Status to Armed Conflict in International Law: An Overview
April 1, 2025
Alexander Wentker
Editor's note: This post is part of a book discussion on Alexander Wentker’s “Party Status to Armed Conflict in International Law". Introduction Russia’s war of aggression has sparked intense public debates about whether and how to support Ukraine across many Western States over the past three years. These debates capture the heart of…
Taking the Road Less Travelled: The ICJ’s Pragmatic Approach to Provisional Measures in Nicaragua v Germany
When President Salam announced the ICJ’s decision not to indicate provisional measures against Germany as requested by Nicaragua on Tuesday, the legal advisers of States lending support to the warring parties in Gaza were probably closely listening. As we argue in this post, the ICJ was acutely aware of the implications any decision would have…
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Popular articles by Alexander Wentker
At War: When Do States Supporting Ukraine or Russia become Parties to the Conflict and What Would that Mean?
March 14, 2022
Alexander Wentker
In the face of Russia’s aggression against Ukraine, Western States have been scaling up their assistance to Ukraine. In addition to massive economic and financial sanctions against Russia, many States have been delivering weapons and other military equipment to Ukraine. Some States have also been sharing ‘battlefield’ intelligence with Ukraine. The US, for example, has set up…
Venezuela’s Non-Participation Before the ICJ in the Dispute over the Essequibo Region
June 29, 2018
Alexander Wentker
On 18 June 2018, Venezuela notified the International Court of Justice that it intends not to participate in the proceedings before the Court in the case over the Essequibo region brought by Guyana (for an excellent analysis of Guyana’s application and the complex historical and procedural background on this blog see here). Venezuela’s move…
Taking the Road Less Travelled: The ICJ’s Pragmatic Approach to Provisional Measures in Nicaragua v Germany
When President Salam announced the ICJ’s decision not to indicate provisional measures against Germany as requested by Nicaragua on Tuesday, the legal advisers of States lending support to the warring parties in Gaza were probably closely listening. As we argue in this post, the ICJ was acutely aware of the implications any decision would have…