"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...

📣 #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

If you speak Dutch, here is a long interview of me in NRC about European security www.nrc.nl/nieuws/2025/...

Not sure what's scarier: globalising 3D-printed guns or the second amendment www.bloomberg.com/news/feature...

🗞️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...

🆕 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 👇.

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...

Obviously retractionwatch.com/2025/10/21/l...

New constitutional complaint against German arms exports to Israel filed by @ecchr.bsky.social : www.ecchr.eu/pressemittei...

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...

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 👇)

“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...

"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...

New Situation Update from @smallarmssurvey.bsky.social : The Authorized Trade in Small Arms: Latin America from a Global Perspective www.smallarmssurvey.org/resource/aut...

Nice work if you can get it job-boards.greenhouse.io/humanrightsw...

"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...

A great and generous teacher - RIP

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/...

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.

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

www.upi.com/Top_News/US/... for more on this topic, see our resource page at www.forumarmstrade.org/catitoiii.html

🎙️ 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...

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-...

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

Staro lives press.princeton.edu/books/paperb...

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...

@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...

Grateful for the opportunity!

Are you working on EU rearmament or defence? Let's have coffee ☕

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...

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...

From vicarious wars to remote wars -- to democratizing war? Great essay by David Bromwich via @thepointmag.bsky.social: thepointmag.com/politics/the...

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...

Having a big fan moment seeing the wonderful book by Momchil Milanov featured this rentrée littéraire. Congratulations, my friend: www.liberation.fr/plus/speciau...

On questioning our newfangled disinhibition for war granta.com/europes-mist...

EU to tap entire €150bn loans-for-arms programme on.ft.com/4g3NWJM

📑 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...

Not surprising but still huge nltimes.nl/2025/08/19/d...

Germany’s borrowing spree plans face a reality check on.ft.com/4oQw8py | opinion

Not too fast

Europeans divided over where to spend their new military budget bonanza

Germany unveils $409B defense procurement plan defence-blog.com/germany-unve...

Israel’s Elbit wins $1.6B deal from undisclosed European buyer defence-blog.com/israels-elbi...

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...

🇪🇺 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

"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...

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

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...

I spoke to @aljazeera.com about Germany's policy shift suspending some arms exports to Israel announced today. Full interview: youtu.be/BVV2pG219J8