11 December 2026: CLEER Annual Conference on The European Union as a Sanctioning Actor: Legal and Institutional Developments, Asser Institute, The Hague, The Netherlands
27 November 2026: Speaking on The EU's Approach to Palestine at the post-Annual Lecture event, Asser Institute, The Hague, The Netherlands
24-25 November 2026: Annual Ius Commune conference, Leuven, Belgium
6 November 2026: Keynote on New Legal Developments in EU Common Security and Defence Policy, Conference on EU Security and Defence Policy, University of Ferrara, Ferrara/Rovigo, Italy
29-30 October 2026: Speaking on EU Enlargement and the Common Foreign and Security Policy at the workshop Revisiting EU Enlargement Law and Policy, University of Ghent, Belgium
15 September 2026: Speaking on The EU and the ILC at the workshop International Organizations and the Work of the International Law Commission, Leiden, The Netherlands
25 June 2026: Speaking on Legal Possibilities for QMV in CFSP at the Meeting of the EU European Correspondents, German Ministry of Foreign Affairs, Villa Borsig, Berlin, Germany
15 June 2026: Panel chair at the Groningen Sanctions and Economic Security Roundtable 2026, University of Groningen, Groningen
12 June 2026: Speaking on EU security and defence policy at the seminar De staat van het Unierecht, Netherlands Association of European Law (NVER), University of Maastricht, Maastricht, The Netherlands
11 June 2026: Speaking on The External and Internal Norm Structure of the CFSP, conference The EU Structure of Norms, Oslo, Norway
19 May 2026: Participating in the (closed) discussion meeting on QMV in CFSP, Ministry for Foreign Affairs, The Hague, The Netherlands
14-15 May 2026: Keynote on The Future of EU External Action: Adapting to Geopolitical Change and Global Crises, Italian Society of International and EU Law, San Ginesio, Italy
27-28 April 2026: LLM Advanced EU Law excursion to the Court of Justice of the EU, Luxembourg, Luxembourg
23 April 2026: inaugural lecture of Professor Takis Tridimas (‘Do we have too many European Rights?’), and workshop on Values, Principles and Rights in EU Law, Luxembourg Centre for European Law (LCEL), Luxembourg, Luxembourg
5-6 March 2026: Speaking on The ‘Normative Balance’ between General Principles of EU and International Law at the conference Under Pressure: How the Erosion of the International Rules-Based Order Impacts EU, College of Europe, Bruges, Belgium
13 February 2026: Speaking at the conference Make It Better: Rethinking Sustainability In EU External Relations Law, University of Campania 'Luigi Vanvitelli', Caserta, Italy
12 February 2026: Conference The Integration of Sustainable Development into the EU External Relations, University di Napoli 'Federico II', Napels, Italy
5-7 February 2026: Chairing the re-accreditation panel at the Faculty of Law, University of Nicosia, Nicosia, Cyprus
14 November 2025: European Papers Editorial Board meeting and closed seminar A Never Closer Union? Confronting European Integration and Disintegration, Vrije Universiteit, Amsterdam, The Netherlands
13 October 2025: Providing comments on and discussing the film Facing War, Movies that Matter, Forum, Groningen, The Netherlands
11 October 2025: Editorial Board meeting SEW: Tijdschrift voor Europees Recht, Hasselt University, Hasselt, Belgium
29 September 2025: Speaking on The ICJ Advisory Opinion on Occupied Palestinian Territory and the European Union: Legal Reflections, ESIL Interest Group ‘The EU as a Global Actor’, Groningen, The Netherlands [hybrid; registration]
30 August 2025: Speaking on The Future of IO Law at the PRIVIGO Closing Conference on Intergovernmental Organizations: Between Mission and Markets, University of Helsinki, Helsinki, Finland
26 June 2025: Speaking on Challenges Facing the EU’s Foreign, Security, and Defence Policy in an Evolving Geopolitical Landscape at the seminar EU External Action in Times of Geopolitical Changes, University of Salamanca, Salamanca, Spain
19 June 2025: Speaking at the Press Conference - What must the EU do? : Implications for the EU of the 19 July 2024 ICJ Advisory Opinion regarding Policies and Practices of Israel in the Occupied Palestinian Territory, European Parliament, Strasbourg [online]
6-9 June 2025: Speaking on Digital Diplomacy: Cybersecurity and EU External Relations Law, Conference Regulating Security in Cyberspace, Granada, Spain
6-9 April 2025: Speaking on Digital Diplomacy: New Technologies and EU External Relations Law, Jean Monnet Seminar on Advanced Issues of EU Law: Modern Technologies and EU Law, Dubrovnik, Croatia
4 April 2025: Inaugural Lecture Thomas Beukers, The Political Constitution of the European Union: Revisiting the Law and Practice of Council Decision-Making, University of Amsterdam, Amsterdam, The Netherlands
14 March 2025: Valedictory address by Prof. Niels Blokker, The Future of International Institutional Law, Leiden University, Leiden, The Netherlands
10 March 2025: Speaking on The European Union as a Global International Actor: Strategic Autonomy in a Changing International Context, University of Luxembourg, Luxembourg, Luxembourg
3 February 2025: External Examiner, Viva Mark Konstantinidis, King's College, London, United Kingdom
17 January 2025: Speaking on Legal Options to Reform the EU's Common Foreign and Security Policy, Advisory Council on International Affairs (AIV), The Hague, The Netherlands [online]