León Castellanos-Jankiewicz
@leoncastjan.bsky.social
📤 709
📥 67
📝 175
international law and arms trade. working on the b sides leoncastellanos.com
pinned post!
Our symposium 'New Pathways Toward Supply Chain Accountability' is now published in
@ajil.bsky.social
! I thank my co-editors Tibisay Morgandi and Sergio Puig for our excellent collaboration and the authors for their thought-provoking contributions:
www.cambridge.org/core/journal...
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New Pathways Toward Supply Chain Accountability
Welcome to Cambridge Core
https://www.cambridge.org/core/journals/american-journal-of-international-law/ajil-unbound-by-symposium/new-pathways-toward-supply-chain-accountability
11 months ago
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"The [Dutch] Ministry of Foreign Affairs told RTL Nieuws that it is “highly undesirable” that components from Dutch companies are still being found in Russian drones and missiles"
nltimes.nl/2025/11/03/n...
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New Dutch chips regularly found in Russian weapons despite sanctions
Dutch chips manufactured after the start of the war in Ukraine still regularly appear in Russian weapons, RTL Nieuws reports after analyzing data from over 5,000 weapon parts found by Ukrainian milita...
https://nltimes.nl/2025/11/03/new-dutch-chips-regularly-found-russian-weapons-despite-sanctions
6 days ago
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reposted by
León Castellanos-Jankiewicz
SIPRI.bsky.social
7 days ago
📣
#Vacancy
:
#SIPRI
is hiring a Grants Acquisition and Development Manager. Are you a strategic thinker with experience working in international environments? Do you have a strong background in leadership and stakeholder management? If so, we might be looking for you! Apply now:
bit.ly/4ntQ2od
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reposted by
León Castellanos-Jankiewicz
Olivier Schmitt
7 days ago
If you speak Dutch, here is a long interview of me in NRC about European security
www.nrc.nl/nieuws/2025/...
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‘Het is cru, maar Europeanen moeten zorgen dat Oekraïne het gevecht levert, zodat de oorlog dáár blijft en niet hier komt’
Olivier Schmitt | Politicoloog: Oorlogsdeskundige Olivier Schmitt is blij verrast over de Europese militaire inspanningen. „Dit is echt een ander Europa dan we voor de Russische invasie in Oekraïne ha...
https://www.nrc.nl/nieuws/2025/11/02/europeanen-moeten-zorgen-dat-oekraine-het-gevecht-levert-zodat-de-oorlog-daar-blijft-en-niet-hier-komt-a4910300
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Not sure what's scarier: globalising 3D-printed guns or the second amendment
www.bloomberg.com/news/feature...
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The Popular 3D-Printed Gun Globalizing the Second Amendment
Designed by a German incel, the FGC-9 was created in a distinctly American spirit.
https://www.bloomberg.com/news/features/2025-10-29/the-popular-3d-printed-gun-globalizing-the-second-amendment?embedded-checkout=true
10 days ago
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🗞️New interview! I spoke to
@okopressrss.plsky.eu
about European rearmament. We discussed accountability gaps, defence spending, Russia's aggression against Ukraine, the ongoing Gaza war and lots more:
oko.press/handel-broni...
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Handel bronią i zbrodnie wojenne. Oto jak rządy i firmy unikają odpowiedzialności [ROZMOWA]
Niedawny raport wskazuje na firmy z Niemiec, Austrii i Francji, które dostarczały birmańskiej juncie wojskowej materiały do produkcji broni, skutecznie omijając istniejące sankcje. Takich przypadków j...
https://oko.press/handel-bronia-i-zbrodnie-wojenne-oto-jak-rzady-i-firmy-unikaja-odpowiedzialnosci-rozmowa
12 days ago
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reposted by
León Castellanos-Jankiewicz
pw-portal
14 days ago
🆕 Wir starten heute mit unserem Blogsymposium „Politik-wissenschaftliche Selbstreflexionen in Zeiten des Krieges“. Den Auftakt geben Beiträge v.
@hendrikpsimon.bsky.social
, Alexander Libman, Claudia Brunner & Sabine Jaberg.
#PoWiundKrieg
#Blogsymposium25
#polisky
Hier geht's zur Übersichtseite 👇.
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Politikwissenschaftliche Selbstreflexionen in Zeiten des Krieges
Blog-Symposium
https://www.pw-portal.de/das-fach-politikwissenschaft/politikwissenschaftliche-selbstreflexionen-in-zeiten-des-krieges
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reposted by
León Castellanos-Jankiewicz
Just Security
18 days ago
Europe is rearming to reduce dependence on the US and address the increased security threat from
#Russia
. Chris Rogers outlines the criticality of
#CivilianProtection
in that expansion, and offers lessons:
www.justsecurity.org/122816/europ...
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As Europe Rearms, Learn from the Pentagon’s Efforts to Modernize Civilian Protection
European militaries can adapt and operationalize civilian protection as they increase defense spending to protect themselves against Russia.
https://www.justsecurity.org/122816/europe-dod-lessons-civilian-harm/
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Obviously
retractionwatch.com/2025/10/21/l...
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Less is more: Academic publishing needs ‘radical change,’ Cambridge press report concludes
Academic publishing needs “renewed focus and collective action” to embrace new approaches and ensure the future of the industry, concludes a report from Cambridge University Press, released last we…
https://retractionwatch.com/2025/10/21/less-is-more-academic-publishing-needs-radical-change-cambridge-press-report-concludes/
19 days ago
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New constitutional complaint against German arms exports to Israel filed by
@ecchr.bsky.social
:
www.ecchr.eu/pressemittei...
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Pressemitteilung
Das European Center for Constitutional and Human Rights (ECCHR) unterstützt gemeinsam mit den palästinensischen Menschenrechtsorganisationen Palestinian Center for Human Rights (PCHR), Al Mezan und Al...
https://www.ecchr.eu/pressemitteilung/verfassungsbeschwerde-gegen-deutsche-waffenexporte-nach-israel/
20 days ago
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For Germany, "the goal [is] to be “kriegstüchtig,” or fully “war capable,” by 2029. For Germany, he said, the main issues are increasing its armed forces from the current 182,000 to 260,000, with an additional 200,000 trained reservists"
www.nytimes.com/2025/10/20/w...
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Senior German General Says Europe Must Do All It Can to Help Ukraine
https://www.nytimes.com/2025/10/20/world/europe/ukraine-russia-war-europe.html
20 days ago
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reposted by
León Castellanos-Jankiewicz
Oded Rechavi
25 days ago
BIG ANNOUNCEMENT📣: I haven’t been this excited to be part of something new in 15 years… Thrilled to reveal the passion project I’ve been working on for the past year and a half!🙀🥳 (thread 👇)
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“Our goal in the 3D printed community is that no government will ever be able to tell someone that they cannot have a gun.”
www.forbes.com/sites/thomas...
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Inside Facebook And Discord’s 3D Printed Ghost Gun Groups
The world’s biggest social media sites are home to thousands of 2nd Amendment devotees who believe anyone should be able to use a 3D printer to build their own gun. Meta, Discord and the DOJ are tryin...
https://www.forbes.com/sites/thomasbrewster/2025/10/14/inside-the-3d-printed-gun-movement-and-the-governments-attempts-to-spy-on-it/
25 days ago
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"military spending is inefficient for employment: spending on education and healthcare would create more jobs while reducing the federal budget"
costsofwar.watson.brown.edu/paper/employ...
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The Employment Impacts of Cuts to Federal Spending: Not All Cuts Are Created Equal
Economist and Costs of War Director of Programs Heidi Peltier (Senior Research Associate, Brown University) documents how the majority of the federal workforce involves military-related sectors, inclu...
https://costsofwar.watson.brown.edu/paper/employment-impacts-cuts-federal-spending-not-all-cuts-are-created-equal
25 days ago
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New Situation Update from
@smallarmssurvey.bsky.social
: The Authorized Trade in Small Arms: Latin America from a Global Perspective
www.smallarmssurvey.org/resource/aut...
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The Authorized Trade in Small Arms: Latin America from a Global Perspective
Situation Update: Latin AmericaBased on UN Comtrade data, reported global small arms and light weapons (hereafter ‘small arms’) exports rose sharply from USD 5 billion in 2019 to USD 9.2 billion in 20...
https://www.smallarmssurvey.org/resource/authorized-trade-small-arms-latin-america-global-perspective
25 days ago
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Nice work if you can get it
job-boards.greenhouse.io/humanrightsw...
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Deputy Director, Arms
Multiple Locations Considered
https://job-boards.greenhouse.io/humanrightswatch/jobs/8207349002
25 days ago
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"the current discussion of arms expenditure in Europe requires more than abstract images of threat and adversaries. It needs critical voices pointing out actual problems and deficits in the defence policy of the EU member states and the EU institutions."
blog.prif.org/2025/04/02/e...
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Europe’s Defence Dilemma: Rising Militarization Amidst Industrial Fragmentation and Weak Export Controls - PRIF BLOG
The issue of arming Germany and the EU countries is currently dominating the headlines. The threat posed by Putin’s Russia and the uncertainty as to whether the USA under Trump will still stand by its...
https://blog.prif.org/2025/04/02/europes-defence-dilemma-rising-militarization-amidst-industrial-fragmentation-and-weak-export-controls/
27 days ago
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A great and generous teacher - RIP
add a skeleton here at some point
about 1 month ago
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Germany recently exported "other military goods" to Israel worth 2.46 million euros in shipments occurring between September 13 and 22. This follows Germany's suspension of arms exports that "could be used in Gaza" announced by Mertz on 8 August:
www.haaretz.com/israel-news/...
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Germany approves 2.46 million euros in arms exports to Israel after partial Gaza embargo
In the First Five Weeks After the Suspension, No Export Approvals Were Granted. Current Approvals, Up to September 22, Show 2.46 Million Euros in Shipments Occurred Between September 13 and 22, Though...
https://www.haaretz.com/israel-news/2025-10-01/ty-article/germany-approves-2-46-million-euros-in-arms-exports-to-israel-after-partial-halt/00000199-9ecf-ddb4-abdd-ffffa4ea0000
about 1 month ago
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BREAKING: Dutch Supreme Court finds partially in favor of the Dutch state and orders the government to conduct a risk assessment review of export licenses regarding The Netherlands' participation in the F-35 program within 6 weeks.
about 1 month ago
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reposted by
León Castellanos-Jankiewicz
Christophe Paulussen
about 1 month ago
Wonderful roundtable ‘ReArming Europe and the future of international and European law’
@tmcasser.bsky.social
welcoming
@machikokanetake.bsky.social
as our new Academic Director!
www.asser.nl/education-ev...
@lijnzaad.bsky.social
@clingendael.bsky.social
@leoncastjan.bsky.social
@paxvoorvrede.nl
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reposted by
León Castellanos-Jankiewicz
Forum on the Arms Trade
about 1 month ago
www.upi.com/Top_News/US/...
for more on this topic, see our resource page at
www.forumarmstrade.org/catitoiii.html
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Trump rescinds Biden-era firearms export rule to high-risk nations - UPI.com
The Trump administration has rescinded a Biden-era firearms export rule that prohibited the transfer of civilian weaponry to individuals in 36 countries deemed high-risk for them to fall into the hand...
https://www.upi.com/Top_News/US/2025/09/29/Trump-rescinds-Biden-firearms-export-rule/7111759197198/
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🎙️ I was interviewed by
@theworld.org
about Mission Firewall, the new U.S.-Mexico initiative launched last week to prevent arms trafficking and cartel violence. Give it a listen:
theworld.org/segments/202...
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'Promising' new initiative to halt weapons flow from US sellers to Mexican cartels - The World from PRX
Mexico and the US have launched a new bilateral initiative aimed at disrupting the stream of illicit weapons across their shared border. The announcement came during the first meeting of the new US-Me...
https://theworld.org/segments/2025/09/29/promising-new-initiative-to-halt-weapons-flow-from-us-sellers-to-mexican-cartels
about 1 month ago
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reposted by
León Castellanos-Jankiewicz
Ulad Belavusau
about 2 months ago
Our new book "Politics of Memory Laws: Russia, Ukraine & Beyond" (co-edited with A. Gliszczyńska-Grabias, M. Mälksoo & A. Nußberger) is out with
@hartpublishing.bsky.social
! - How laws on historical memory shape war & security in 🇷🇺, 🇺🇦, their neighbours & Europe:
www.bloomsbury.com/us/politics-...
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The Politics of Memory Laws
This open access book explores the political utility and consequences of memory laws with a focus on how militant memory laws frame, underpin and generate inter…
https://www.bloomsbury.com/us/politics-of-memory-laws-9781509975303/
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BREAKING: Russia appeals ICAO Council findings concerning the downing of Malaysia Airlines flight
#MH17
at the International Court of Justice. Presumably, Russia has instituted proceedings against Australia and the Netherlands. Background explainer:
www.leoncastellanos.com/mh17
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MH17 Eleven Years Later: ICAO Finds Russia Breached International Law — León Castellanos-Jankiewicz
The Council of the International Civil Aviation Organization voted that Russia failed to uphold its international obligations.
https://www.leoncastellanos.com/mh17
about 2 months ago
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Staro lives
press.princeton.edu/books/paperb...
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Action and Reaction
A wide-ranging, interdisciplinary conceptual history of the changing meanings and metaphors of “action” and “reaction”
https://press.princeton.edu/books/paperback/9781942130956/action-and-reaction?utm_content=347816497&utm_medium=social&utm_source=facebook&hss_channel=fbp-96124072223
about 2 months ago
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reposted by
León Castellanos-Jankiewicz
Asser Institute
about 2 months ago
As Europe increases its defence production, how should law respond? Join us for a roundtable that examines the future role and direction of international and European law in regulating governmental and corporate decisions in the development, export, and use of weapons. ➡️
www.asser.nl/education-ev...
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reposted by
León Castellanos-Jankiewicz
Forum on the Arms Trade
about 2 months ago
@jwrchappell.bsky.social
via
@cipolicy.bsky.social
concludes "Congress should be working towards a reclamation of their constitutional authority and an end to the system that allows the president to sell weapons to war criminals and human rights abusers..."
internationalpolicy.org/publications...
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Think Big to Rein in the Arms Trade - CIP
American weapons sales cause outsized harm. Congress can change that.
https://internationalpolicy.org/publications/think-big-to-rein-in-the-arms-trade/
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Grateful for the opportunity!
add a skeleton here at some point
about 2 months ago
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Are you working on EU rearmament or defence? Let's have coffee ☕
add a skeleton here at some point
about 2 months ago
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Sánchez announces Spanish comprehensive arms embargo on Israel including import, export, transit and transhipment to be adopted next week.
english.elpais.com/spain/2025-0...
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Spain’s PM announces total arms embargo on Israel and labels attacks on Palestinians ‘genocide’
Spanish Prime Minister Pedro Sánchez avoided breaking relations with Tel Aviv but launched nine retaliatory measures
https://english.elpais.com/spain/2025-09-08/spains-pm-announces-total-arms-embargo-on-israel-and-labels-attacks-on-palestinians-genocide.html
2 months ago
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On the limits of identity politics and intersectionality: "Under the pressures of algorithmic governance, biometric surveillance, and global migration, identity must be rethought as a diagram of transformation, not a taxonomy of attributes"
tripleampersand.org/category-the...
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Category Theory & Differential Identities* - TripleAmpersand Journal (&&&)
Why Identity, Why Category Theory? For a preview of the paper and see the related graphics click here. We are living in a moment of conceptual fatigue, if not the total decline of identity politics. O...
https://tripleampersand.org/category-theory-differential-identities/
2 months ago
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From vicarious wars to remote wars -- to democratizing war? Great essay by David Bromwich via
@thepointmag.bsky.social
:
thepointmag.com/politics/the...
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The War Habit | The Point Magazine
On any given day for the past quarter of a century, the United States was probably dropping bombs on a country somewhere.
https://thepointmag.com/politics/the-war-habit/
2 months ago
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Rubio says ending illegal US arms shipments into Mexico is high on the bilateral agenda. But that's wishful thinking if US politicians don't act on domestic gun control
www.nytimes.com/2025/09/03/w...
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U.S. and Mexico Vow to Fight Crime While Respecting Sovereignty
https://www.nytimes.com/2025/09/03/world/americas/us-mexico-rubio-sheinbaum-crime.html?smid=nytcore-android-share
2 months ago
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Having a big fan moment seeing the wonderful book by Momchil Milanov featured this rentrée littéraire. Congratulations, my friend:
www.liberation.fr/plus/speciau...
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«Le Ministère des rêves» de Momtchil Milanov : découvrez les premières pages du livre
En librairies depuis le 22 août, le premier livre du primo-romancier bulgare est l’une des sensations de la rentrée, entre conte initiatique et fable politique.
https://www.liberation.fr/plus/speciaux-cahier-ete/le-ministere-des-reves-de-momtchil-milanov-decouvrez-les-premieres-pages-du-livre-20250826_P62BFMJU4FCXPEHXP6P3BXF6J4/
2 months ago
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On questioning our newfangled disinhibition for war
granta.com/europes-mist...
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Europe’s Mistake
‘I’ve never accepted the conception of political realism, which can be traced back to Carl Schmitt and Hans Morgenthau, that justice between nations is impossible.’
https://granta.com/europes-mistake/
2 months ago
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reposted by
León Castellanos-Jankiewicz
Financial Times
2 months ago
EU to tap entire €150bn loans-for-arms programme
on.ft.com/4g3NWJM
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EU to tap entire €150bn loans-for-arms programme
France, Italy, Spain and Poland among countries requesting support from project designed to spur defence spending
https://on.ft.com/4g3NWJM
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📑 New White Paper! Firearms violence in Latin America accounts for 70% of homicides. In this briefing, we underscore the need for comprehensive, data-driven responses to strengthen collaboration across governments and civil society:
globalinitiative.net/wp-content/u...
2 months ago
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Not surprising but still huge
nltimes.nl/2025/08/19/d...
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Dutch households' investments in Defense companies grow tenfold in 2.5 years: DNB
The size of Dutch household investments in defense companies has increased almost tenfold over the past 2.5 years, according to De Nederlandsche Bank (DNB). Defense stocks became more popular at the b...
https://nltimes.nl/2025/08/19/dutch-households-investments-defense-companies-grow-tenfold-25-years-dnb
3 months ago
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reposted by
León Castellanos-Jankiewicz
Financial Times
3 months ago
Germany’s borrowing spree plans face a reality check
on.ft.com/4oQw8py
| opinion
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Germany’s borrowing spree plans face a reality check
Investors would be wrong to overstate concerns about a debt surge by the country
https://on.ft.com/4oQw8py
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Not too fast
add a skeleton here at some point
3 months ago
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reposted by
León Castellanos-Jankiewicz
Euractiv
3 months ago
Europeans divided over where to spend their new military budget bonanza
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Europeans divided over where to spend their new military budget bonanza
.
http://dlvr.it/TMYlyW
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reposted by
León Castellanos-Jankiewicz
Defence Blog
3 months ago
Germany unveils $409B defense procurement plan
defence-blog.com/germany-unve...
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Germany unveils $409B defense procurement plan
Germany’s Defense Ministry has outlined procurement plans worth more than €350 billion ($409 billion) through 2041, reflecting Chancellor Friedrich Merz’s pledge to make the Bundeswehr Europe’s strong...
https://defence-blog.com/germany-unveils-409b-defense-procurement-plan/
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reposted by
León Castellanos-Jankiewicz
Defence Blog
3 months ago
Israel’s Elbit wins $1.6B deal from undisclosed European buyer
defence-blog.com/israels-elbi...
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Israel’s Elbit wins $1.6B deal from undisclosed European buyer
Israel's Elbit Systems Ltd. announced it has secured a $1.635 billion contract to provide a broad range of advanced defense systems to an undisclosed European country. The contract, set to run over fi...
https://defence-blog.com/israels-elbit-wins-1-6b-deal-from-undisclosed-european-buyer/
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More questions than answers re Germany's partial suspension of arms exports to Israel one week after Mertz's big announcement.
www.euractiv.com/section/defe...
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https://www.euractiv.com/section/defence/news/merzs-partial-arms-export-ban-wont-dent-germany-israel-defence-links/
3 months ago
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🇪🇺 I'm looking to connect with professionals working on European rearmament policy in preparation for a project I'll be leading soon. DM me if you're an expert or know someone! Infohttps://www.leoncastellanos.com/relyproject
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RELY Project — León Castellanos-Jankiewicz
Rearming Europe with Legal Accountability
https://www.leoncastellanos.com/relyproject
3 months ago
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"Last year saw a record 43,400 permits granted, bringing the total number of licences to 367,000...In 2017, Poland had the fewest firearms per 100 residents in the European Union"
notesfrompoland.com/2025/08/12/n...
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New gun permits quadruple in Poland since 2020 amid Ukraine war
https://notesfrompoland.com/2025/08/12/new-gun-permits-quadruple-in-poland-since-2020-amid-ukraine-war/
3 months ago
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reposted by
León Castellanos-Jankiewicz
Santa Fe Institute
3 months ago
Collaborate with researchers globally. Chart your transdisciplinary path. Apply to SFI's 2026 Complexity Postdoctoral Fellowships. Competitive pay, research funds, and generous benefits to become a leader in transdisciplinary research. Deadline: Oct 1, 2025 Apply:
santafe.edu/sfifellowship
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reposted by
León Castellanos-Jankiewicz
SIPRI.bsky.social
3 months ago
Global
#MilitarySpending
is surging, raising questions about priorities and trade-offs. In this
@cnn.com
segment, Fareed Zakaria draws on
#SIPRI
data to show how defence budgets are climbing worldwide, and the choices governments face to fund them:
edition.cnn.com/2025/08/03/w...
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Last look: Can the world afford a new global arms race? | CNN
Fareed explains how military spending is surging globally — and how it’s forcing countries to make tough decisions on how to pay for it.
https://edition.cnn.com/2025/08/03/world/video/gps-0803-global-arms-race
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I spoke to
@aljazeera.com
about Germany's policy shift suspending some arms exports to Israel announced today. Full interview:
youtu.be/BVV2pG219J8
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Germany Suspends Export of Weapons that Could be Used in Gaza - Al Jazeera English
YouTube video by León Castellanos Jankiewicz
https://youtu.be/BVV2pG219J8
3 months ago
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