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León Castellanos-Jankiewicz
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Law Clinic
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León Castellanos-Jankiewicz
About
Publications
Law Clinic
RELY Project
Press
About
Publications
Law Clinic
RELY Project
Press
Nederland exporteerde wapens in strijd met eigen regels
Quoted León Castellanos Jankiewicz 4/1/26 Quoted León Castellanos Jankiewicz 4/1/26

Nederland exporteerde wapens in strijd met eigen regels

Vrij Nederland, ‘Nederland exporteerde wapens in strijd met eigen regels’, by Léonie Coppes, April 1, 2026.

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Private Waffengeschäfte ohne Konsequenzen
Coverage León Castellanos Jankiewicz 3/20/26 Coverage León Castellanos Jankiewicz 3/20/26

Private Waffengeschäfte ohne Konsequenzen

ND Aktuell, ‘ Private Waffengeschäfte ohne Konsequenzen’, by Sigrun Matthiesen, March 20, 2026.

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Data Centers Are Military Targets Now
Quoted León Castellanos Jankiewicz 3/20/26 Quoted León Castellanos Jankiewicz 3/20/26

Data Centers Are Military Targets Now

The Intercept, ‘Data Centers Are Military Targets Now’, by Sam Biddle, March 20, 2026.

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Europe’s fragmented rearmament undermines its own security
Op-ed León Castellanos Jankiewicz 2/21/26 Op-ed León Castellanos Jankiewicz 2/21/26

Europe’s fragmented rearmament undermines its own security

Euractiv, ‘Europe’s fragmented rearmament undermines its own security’, February 21, 2026.

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Gun violence scholars reflect on firearms in society following mass shooting
Quoted León Castellanos Jankiewicz 1/22/26 Quoted León Castellanos Jankiewicz 1/22/26

Gun violence scholars reflect on firearms in society following mass shooting

The Brown Daily Herald, ‘Gun violence scholars reflect on firearms in society following mass shooting’ by Elizabeth Rosenbaum, January 22, 2026.

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Students aim to address global gun violence at annual Hack for Humanity event
Quoted León Castellanos Jankiewicz 11/10/25 Quoted León Castellanos Jankiewicz 11/10/25

Students aim to address global gun violence at annual Hack for Humanity event

The Brown Daily Herald, ‘Students aim to address global gun violence at annual Hack for Humanity event’ by Emily Feil, November 10, 2025.

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Arms trade and war crimes. Here’s how governments and companies avoid responsibility
Interview León Castellanos Jankiewicz 10/26/25 Interview León Castellanos Jankiewicz 10/26/25

Arms trade and war crimes. Here’s how governments and companies avoid responsibility

OKO.press, ‘Arms trade and war crimes. Here’s how governments and companies avoid responsibility’, with Krzysztof Katkowski, October 26, 2025.

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‘Promising’ new initiative to halt weapons flow from US sellers to Mexican cartels
Interview León Castellanos Jankiewicz 9/30/25 Interview León Castellanos Jankiewicz 9/30/25

‘Promising’ new initiative to halt weapons flow from US sellers to Mexican cartels

The World, ‘‘Promising’ new initiative to halt weapons flow from US sellers to Mexican cartels’, with Marco Werman, September 29, 2025.

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Germany Suspends Export of Weapons that Could be Used in Gaza
Interview, Video León Castellanos Jankiewicz 8/8/25 Interview, Video León Castellanos Jankiewicz 8/8/25

Germany Suspends Export of Weapons that Could be Used in Gaza

Al Jazeera English, ‘Germany Suspends Export of Weapons that Could be Used in Gaza’, News Bulletin with Tom McRae, August 8, 2025.

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Liever koopman dan dominee: Nederland levert militair materieel aan dubieuze regimes
Quoted León Castellanos Jankiewicz 7/11/25 Quoted León Castellanos Jankiewicz 7/11/25

Liever koopman dan dominee: Nederland levert militair materieel aan dubieuze regimes

Follow The Money and The Investigative Desk, ‘Liever koopman dan dominee: Nederland levert militair materieel aan dubieuze regimes’, by Daniël van Kessel and Léonie Coppes, July 11, 2025.

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The secrecy of European arms sales, a practice justified in the name of national security
Quoted León Castellanos Jankiewicz 7/10/25 Quoted León Castellanos Jankiewicz 7/10/25

The secrecy of European arms sales, a practice justified in the name of national security

El País, ‘The secrecy of European arms sales, a practice justified in the name of national security’ by Elías Camhaji, July 10, 2025.

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Le Mexique presse les Etats-Unis d’agir contre le trafic d’armes
Quoted León Castellanos Jankiewicz 6/18/25 Quoted León Castellanos Jankiewicz 6/18/25

Le Mexique presse les Etats-Unis d’agir contre le trafic d’armes

Le Soir, ‘Le Mexique presse les Etats-Unis d’agir contre le trafic d’armes’, by Quentin Duval, June 18, 2025.

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Interview on U.S. Supreme Court decision in Mexico vs. Smith & Wesson
Interview León Castellanos Jankiewicz 6/10/25 Interview León Castellanos Jankiewicz 6/10/25

Interview on U.S. Supreme Court decision in Mexico vs. Smith & Wesson

El País, ‘León Castellanos-Jankiewicz: “La responsabilidad de las armerías no termina en la puerta de su fábrica”’, by Marisol Jiménez, June 10, 2025.

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Interview on Mexico’s proceedings at the U.S. Supreme Court in lawsuit against gun makers
Interview, Video León Castellanos Jankiewicz 5/30/25 Interview, Video León Castellanos Jankiewicz 5/30/25

Interview on Mexico’s proceedings at the U.S. Supreme Court in lawsuit against gun makers

Milenio TV, ‘Interview on Mexico’s proceedings at the U.S. Supreme Court in lawsuit against gun makers’, with Alejandro Domínguez, May 30, 2025.

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Google worried it couldn’t control how Israel uses project Nimbus, files reveal
Quoted León Castellanos Jankiewicz 5/13/25 Quoted León Castellanos Jankiewicz 5/13/25

Google worried it couldn’t control how Israel uses project Nimbus, files reveal

The Intercept, ‘Google worried it couldn’t control how Israel uses project Nimbus, files reveal’, by Sam Biddle, May 12, 2025.

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México lleva su batalla contra el tráfico de armas al Supremo de Estados Unidos
Quoted León Castellanos Jankiewicz 3/7/25 Quoted León Castellanos Jankiewicz 3/7/25

México lleva su batalla contra el tráfico de armas al Supremo de Estados Unidos

El País, ‘México lleva su batalla contra el tráfico de armas al Supremo de Estados Unidos’, by Elías Camhaji, March 3, 2025.

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More Dutch military goods to Israel, also after 7 October
Quoted León Castellanos Jankiewicz 11/25/24 Quoted León Castellanos Jankiewicz 11/25/24

More Dutch military goods to Israel, also after 7 October

Follow the Money, ‘More Dutch military goods to Israel, also after 7 October’, by Daniël van Kessel and Léonie Coppes, November 25, 2024.

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La bala en ojo ajeno
Quoted León Castellanos Jankiewicz 11/15/24 Quoted León Castellanos Jankiewicz 11/15/24

La bala en ojo ajeno

Sinembargo.mx, ‘La bala en ojo ajeno’ by Sugeyry Romina Gándara, November 15, 2024.

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In Swords, protestors target company that’s helped ship US military gear to Israeli air force base
Quoted León Castellanos Jankiewicz 11/13/24 Quoted León Castellanos Jankiewicz 11/13/24

In Swords, protestors target company that’s helped ship US military gear to Israeli air force base

Dublin Inquirer, ‘In Swords, protestors target company that’s helped ship US military gear to Israeli air force base’ by Sam Tranum, November 13, 2024.

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Interview on U.S. Supreme Court decision to hear Mexico’s lawsuit against gun makers
Interview, Video León Castellanos Jankiewicz 10/8/24 Interview, Video León Castellanos Jankiewicz 10/8/24

Interview on U.S. Supreme Court decision to hear Mexico’s lawsuit against gun makers

Milenio TV, ‘Interview on U.S. Supreme Court decision to hear Mexico’s lawsuit against gun makers’, with Alejandro Domínguez, October 8, 2024.

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