León Castellanos-Jankiewicz
International law expert on arms trade and human rights
Recent publications
Dutch Court Halts F-35 Aircraft Deliveries for Israel
Verfassungsblog, February 14, 2024
A New History for Human Rights: Conflict of Laws as Adjacent Possibility
Journal of the History of International Law (2024)
El País, July 31, 2023
The armor of the European arms industry
Read in English or in Spanish
My work appears in
Interviews & press
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Google worried it couldn’t control how Israel uses project Nimbus, files reveal
The Intercept, May 13, 2025
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Can Mexico win its battle with US gun companies?
BBC, March 7, 2024
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Can 'lawfare' stop the war in Gaza?
The World, March 7, 2024
Access to Justice for Negligent Arms Transfers
A project under my supervision at the University of Amsterdam Law Clinics
International law clinic
Selected speeches & talks
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UN Working Group on Firearms panel presentation on arms embargoes and the destruction of surplus stockpiles
Vienna, April 29, 2025
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American Society of International Law, 119th Annual Meeting — Hague Closing Plenary: 'Can Arms Trade Bring About Peace?'
Washington D.C., April 18, 2025
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International Forum on Trafficking and Diversion of Firearms in Latin America
Mexico City, February 25, 2025
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UN Working Group on Firearms panel presentation on accountability of private security companies
Vienna, April 4, 2024
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Statement on EU due diligence at the UN Constructive Dialogue on Firearms
Vienna, May 5, 2023
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Expert Roundtable on Transnational Civil Litigation and Corporate Liability: Mexico v Smith & Wesson
The Hague, May 2, 2022
Contact
L.castellanos@asser.nl
https://twitter.com/leoncastjan
Address
Asser Institute for Internatonal and European Law
R.J. Schimmelpennincklaan 20-22
2517 JN, The Hague
The Netherlands