León Castellanos Jankiewicz
@leoncastjan
international law and arms trade. working on the b sides.
My op-ed debut with @el_pais is now available in English. I discuss the accountability deficit of the European arms industry and the lack of remedies available to victims: english.elpais.com/international/…
New study shows that permissive gun laws contribute to excess firearm deaths among children: jamanetwork.com/journals/jamap…
Short answer: not really edition.cnn.com/2025/07/21/bus…
A new legal ruling by the International Civil Aviation Organization could lead to new accountability avenues for the shooting of #MH17. 🔗 Full explainer: leoncastellanos.com/mh17 Thanks @MenTourPilot for bringing the @icao decision to my attention.

🇲🇽🇺🇲 Estados Unidos envía a México 200.000 armas al año, cantidad que evidencia el desinterés en combatir la venta ilegal de armas, cuyo destino son los carteles del narcotráfico, clasificados como terroristas por Donald Trump 🖋️ @Ely_choc | @pattsanjuan dozz.es/mtojd5
"28 international editors have announced their resignation from commercial publisher Taylor & Francis, which recently acquired their book series from Amsterdam University Press (AUP)" #CorporateAcademia folia.nl/en/actueel/167…
Dutch ministers have used faulty reasoning to authorize military exports worth millions, potentially running afoul of international obligations imposing duties of care for arms transfers, according to an investigative report published today: ftm.nl/artikelen/nede…
Hablé con @el_pais sobre el déficit de transparencia en la venta de armas europeas. Esta opacidad puede facilitar transferencias ilícitas y socava la participación democrática en la toma de decisiones cruciales. Agradezco a @eliascamhaji por su cobertura. elpais.com/internacional/…
Even after dismantling the fiscal safeguards which were put in place after the Great Recession, it seems not every EU Member State can afford the ReArm programme euronews.com/my-europe/2025…
"Senior military officials in at least three of the five countries whose parliaments recently voted to withdraw from the treaty have said in the past that they saw little military utility in reviving antipersonnel mines." nytimes.com/2025/07/08/wor…
Biden led the way. Trump just followed suit theguardian.com/us-news/2025/j…
ReArm Europe = not a word on human rights due diligence and downstream damage risk assessments? euractiv.com/section/defenc…
Krastev, sharp and prescient as always ecfr.eu/publication/tr…
Paid advertising? Don't even bother euronews.com/my-europe/2025…
Mi análisis sobre el fallo de la Suprema Corte de EE.UU. en la demanda de México contra armerías ya está disponible en español via @just_security: justsecurity.org/115977/suprema…
New report! As global defence spending reaches record highs, we identify a critical transparency deficit in European weapons transfers that undermines international human rights law. The research was commissioned by @ECCHRBerlin. 🔗 Info & full report: asser.nl/about-the-asse…
