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Marco Roscini

@marcoroscini.bsky.social
891 followers 335 following 51 posts

Professor of International Law, University of Westminster - Senior Fellow, NATO CCDCOE. IHL, use of force, cyber warfare, nuclear weapons, history of IL.

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Marco Roscini @marcoroscini.bsky.social · 17/09/2026
Pleased to have been interviewed by Swissinfo for this article on the challenges that artificial intelligence, cloud services and digital infrastructure pose for neutrality in an increasingly interconnected world. www.swissinfo.ch/eng/swiss-ai...
swissinfo.ch
Caught between the US and China, can Switzerland stay neutral in the AI race?
Neutrality is at the centre of a heated debate in Switzerland ahead of the September 27 vote. But in an era of AI, cloud computing and digital dependence on the US and China, is neutrality still possi...
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Marco Roscini @marcoroscini.bsky.social · 02/09/2026
Looking forward to being at the ESIL Annual Conference in Málaga this week, where I’ll be speaking in Forum 2 on Emerging Challenges in Contemporary Armed Conflicts. If you’re attending the conference, come and say hi! #esil2026
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Marco Roscini @marcoroscini.bsky.social · 27/08/2026
An important development to watch: the prospect of persistent, AI-enabled cyber operations raises difficult questions www.theguardian.com/technology/2...
theguardian.com
‘We are hitting a different chapter’: OpenAI leader warns of threat of ‘persistent’ AI cyber-attacks
Chris Lehane tells Guardian of need to implement new safety standards as critics say AI firms acting ‘recklessly’
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Marco Roscini @marcoroscini.bsky.social · 21/07/2026
I have been interviewed by Al Jazeera⁠ for this explainer on the protection of civilian objects under international humanitarian law in the context of the recent US-Iran hostilities. www.aljazeera.com/news/2026/7/...
aljazeera.com
What are ‘civilian’ sites in international law and where have US, Iran hit?
The US has escalated attacks on Iranian roads, bridges and power plants, and Iran has responded.
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Marco Roscini @marcoroscini.bsky.social · 20/07/2026
My latest contribution to Opinio Juris is now available. I examine how Common Art 1 of the Geneva Conventions should be understood in the context of military #AI, arguing that it provides a framework for the governance of AI throughout its whole lifecycle. opiniojuris.org/2026/07/20/s...
opiniojuris.org
Symposium on International Law and Artificial Intelligence in Armed Conflict: Military AI and Common Article 1 – From Accountability to Governance
[Marco Roscini is Professor of International Law at the University of Westminster and a Senior Fellow at the NATO Cooperative Cyber Defence Centre of Excellence] Most discussions of military AI and…
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Marco Roscini @marcoroscini.bsky.social · 25/05/2026
Excited to be at CyCon 2026 in beautiful and sunny Tallinn this week, presenting on AI and the duty to respect and ensure respect for international humanitarian law and moderating a panel on attribution
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Marco Roscini @marcoroscini.bsky.social · 01/04/2026
Looking forward to contributing to the discussion on #CyberOperations and #neutrality @gvagrad.bsky.social conference “Neutrality in Cyberspace: International Humanitarian Law at the Digital Battlefield” (21 April, Geneva)
graduateinstitute.ch
Neutrality in Cyberspace: International Humanitarian Law at the Digital Battlefield
Join us for a timely conference, which will explore the contemporary relevance of the law of neutrality in cyberspace and its interaction with broader frameworks of international law and international...
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Marco Roscini @marcoroscini.bsky.social · 26/03/2026
I was interviewed on the “Tehran Toll Booth” and what it means for navigation, security, and international law in the Strait of Hormuz. www.france24.com/fr/info-en-c...
france24.com
Détroit d'Ormuz: le passage "sûr" proposé par l'Iran est-il juridiquement valable ?
Depuis le début du conflit au Moyen-Orient, l'Iran impose un quasi-blocus du détroit d'Ormuz, tout en affirmant laisser passer les "navires non hostiles". Une entrave au trafic maritime qui interroge…
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Reposted by Marco Roscini
Oona Hathaway @oonahathaway.bsky.social · 13/03/2026
Declaring that no quarter will be given unequivocally violates international humanitarian law. Indeed, ordering that no quarter will be given, threatening an adversary therewith or conducting hostilities on this basis is prohibited and constitutes a war crime.
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Marco Roscini @marcoroscini.bsky.social · 08/03/2026
I spoke with Ukraine’s public broadcaster Suspilne about the legality of the US/Israel use of force against Iran and how international law frames the issue. Interview here: suspilne.media/1255092-meta...
suspilne.media
Що міжнародне право каже про атаки Ірану США та Ізраїлем
Професор міжнародного права Марко Роскіні розповідає, що означає початок війни в Ірані в юридичній площині. Чи порушують закон США та Ізраїль, які атакували перші - і чи робить це Іран, випускаючи рак...
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Marco Roscini @marcoroscini.bsky.social · 21/02/2026
What is a ‘threat’ of force under Art. 2(4) UN Charter? My answer is in an article I published almost ten years ago in the Netherlands International Law Review: shorturl.at/GwGqQ www.theguardian.com/world/2026/f...
theguardian.com
Iran preparing nuclear counterproposal as Trump warns he is considering limited military strikes
Iranian foreign minister says draft could be ready for internal review in coming days while US president says ‘they better negotiate a fair deal’
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Marco Roscini @marcoroscini.bsky.social · 30/01/2026
A reminder of this event at ⁦‪ILaW :‬⁩ Rethinking Collective Self-Defence in International Law, 3 February, 6 pm www.westminster.ac.uk/events/rethi...
westminster.ac.uk
Rethinking Collective Self-Defence in International Law
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Marco Roscini @marcoroscini.bsky.social · 20/01/2026
If you want to know whether Trump’s tariff threats are a violation of the principle of non-intervention, Chapter 3 of my book might be of interest. It explores what coercion is and whether economic coercion is unlawful under customary int’l law and the OAS Charter global.oup.com/academic/pro...
global.oup.com
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Marco Roscini @marcoroscini.bsky.social · 14/01/2026
Join James Green and myself for ‘Rethinking Collective Self-Defence in International Law’ on 3 February @UW_WLS With global debate raging over threats to Greenland, this discussion couldn’t be more relevant #InternationalLaw ⁦‪@ILaWWestminster‬⁩ westminster.cventevents.com/event/websit...
westminster.cventevents.com
Rethinking Collective Self-Defence in International Law
<p class="carina-rte-public-DraftStyleDefault-block">3 Feb 2026</p><p class="carina-rte-public-DraftStyleDefault-block">6-7pm</p><p class="carina-rte-public-DraftStyleDefault-block">B.02, 4-12 Little ...
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Marco Roscini @marcoroscini.bsky.social · 19/11/2025
You have a great idea for a PhD and you’re interested in doing it under my supervision? Studentships are now available: www.westminster.ac.uk/study/postgr...
westminster.ac.uk
Quintin Hogg Trust (QHT) studentships – September 2026 entry | University of Westminster, London
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Marco Roscini @marcoroscini.bsky.social · 13/11/2025
My new article on the ambivalent role of AI in determining the necessity and proportionality of self-defence against an armed attack has just been published in a fantastic special issue of International Law Studies digital-commons.usnwc.edu/ils/vol107/i...
digital-commons.usnwc.edu
Assessing the Role of AI in Determining the Necessity and Proportionality of the Exercise of Self-Defense Against an Armed Attack
This article explores whether artificial intelligence (AI) constitutes an asset or rather a challenge in assessing the necessity and proportionality of a State’s response to an armed attack in the con...
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Marco Roscini @marcoroscini.bsky.social · 04/11/2025
Read our blogpost on the legal consequences of the increasing involvement of civilians in cyber and other digital activities during armed conflict blogs.icrc.org/law-and-poli...
blogs.icrc.org
From hackers to tech companies: IHL and the involvement of civilians in ICT activities in armed conflict
Five key risks, and state obligations, when civilians become involved in information and communication technology activities in armed conflict.
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Reposted by Marco Roscini
Matt Pollard @mpollard.bsky.social · 04/11/2025
Blog post by @icrc.org colleagues Tilman Rodenhauser (@trodenhauser.bsky.social), Samit D'Cunha, Laurent Gisel (@laurentgisel.bsky.social), as well as Anna Rosalie Greipl (@geneva-academy.ch) & @marcoroscini.bsky.social (University of Westminster).
blogs.icrc.org
From hackers to tech companies: IHL and the involvement of civilians in ICT activities in armed conflict
Five key risks, and state obligations, when civilians become involved in information and communication technology activities in armed conflict.
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Marco Roscini @marcoroscini.bsky.social · 04/11/2025
I look forward to participating today in the launch of our report on civilian involvement in cyber and other digital activities in armed conflict, an output of the Joint Initiative on the Digitilisation of Armed Conflict of the @icrclawpolicy.bsky.social and the @geneva-academy.ch
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Marco Roscini @marcoroscini.bsky.social · 28/10/2025
I had two days of great discussions in Amsterdam on the AI-cyber interplay in armed conflict. I presented on Artificial Intelligence and the Obligation to Respect and to Ensure Respect for International Humanitarian Law. Thanks to all the organisers and participants! #ihl #ai
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Marco Roscini @marcoroscini.bsky.social · 16/10/2025
I very much enjoyed recording this. Thank you for the invitation to share thoughts with these amazing colleagues
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Marco Roscini @marcoroscini.bsky.social · 01/10/2025
‘This excellent contribution will no doubt serve as the first port of call for any academic or practitioner looking into the subject.’ Thanks Jack Kenny for his generous review of my non-intervention book for @iclq.bsky.social
cambridge.org
International Law and the Principle of Non-Intervention by Marco Roscini [Oxford University Press, 2024, 460pp, ISBN: 978-0-19878-6894, £140.00, (h/bk)] | International &amp; Comparative Law Quarterly...
International Law and the Principle of Non-Intervention by Marco Roscini [Oxford University Press, 2024, 460pp, ISBN: 978-0-19878-6894, £140.00, (h/bk)]
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Marco Roscini @marcoroscini.bsky.social · 05/09/2025
And just like that … the three-week residential session of the Hague Academy of International Law Centre for Studies and Research 2025 has come to a close—but the project is not over! Stay tuned for our forthcoming book on Artificial Intelligence and International Law
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Marco Roscini @marcoroscini.bsky.social · 18/08/2025
Today we kicked off the 2025 Centre for Studies and Research of the Hague Academy of International Law focusing on Artificial Intelligence and International Law. Exciting weeks ahead!
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Marco Roscini @marcoroscini.bsky.social · 10/07/2025
Delighted to be in Toronto to give a presentation on the principle of non-intervention as a balancing mechanism ensuring the co-existence of empires at the conference on Legal Histories of Empire: Empires in Touch #nonintervention
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Marco Roscini @marcoroscini.bsky.social · 02/07/2025
Another stop in the non-intervention tour. In 1968, Wenceslas Square in Prague became a focal point of resistance against the Soviet-led invasion of Czechoslovakia. After the Prague Spring was suppressed, Brezhnev proclaimed his doctrine of limited sovereignty.
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Marco Roscini @marcoroscini.bsky.social · 01/07/2025
‘The Author’s conclusions are well-supported by a thorough analysis of relevant international practice and scholarly literature. These qualities make the work an essential resource for anyone seeking to grapple with these themes’ Thanks A. Annoni for reviewing my book for Riv. dir. internazionale!
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Marco Roscini @marcoroscini.bsky.social · 17/06/2025
Does international humanitarian law address the problem of poverty resulting from armed conflict? My thoughts just published (in Italian) in the Proceedings of the 2024 Conference of the Italian Society of International Law #ihl #poverty #sdg papers.ssrn.com/sol3/papers....
papers.ssrn.com
Il diritto internazionale umanitario si preoccupa di prevenire o ridurre la povertà?
The present paper explores the rules of international humanitarian law that can address the problem of poverty resulting from armed conflict, both directly and
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Marco Roscini @marcoroscini.bsky.social · 29/04/2025
Another stop on the #nonintervention tour. The Nyon Agreement was signed on 14 Sept 1937. Nyon was chosen to avoid association with the League of Nations, which was viewed unfavorably by Italy. The agreement addressed attacks on international shipping during the Spanish Civil War
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Marco Roscini @marcoroscini.bsky.social · 28/04/2025
Did you know that, although never formally recognised by the Catholic Church, the monarchs of France, Spain and Austria claimed a jus exclusivae, ie, the right to veto a particular candidate to the papacy? See Chap. 1 of my book #nonintervention #conclave global.oup.com/academic/pro...
global.oup.com
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Marco Roscini @marcoroscini.bsky.social · 16/04/2025
I’m very grateful to Sir Michael Wood for his generous review of my book on the principle of non-intervention. www.nomos-elibrary.de/de/10.17104/...
nomos-elibrary.de
Zeitschrift für ausländisches öffentliches Recht und Völkerrecht / Heidelberg Journal of International Law - Nomos eLibrary
Die ZaöRV erscheint seit 1929 unter der Leitung des Max-Planck-Instituts für ausländisches öffentliches Recht und Völkerrecht, Heidelberg. Ihr englischer…
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Marco Roscini @marcoroscini.bsky.social · 10/04/2025
Delighted to be back in St Louis for three days of international humanitarian law discussions. Thanks‬⁩ for inviting me again! #ihl www.slu.edu/law/internat...
slu.edu
Symposia
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Marco Roscini @marcoroscini.bsky.social · 03/04/2025
Is the imposition of tariffs a form of economic coercion and an unlawful intervention in the domestic affairs of other states? Check out my recent book, pp. 170-186: shorturl.at/BvMsw #trump #tariffs #nonintervention
shorturl.at
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Marco Roscini @marcoroscini.bsky.social · 31/03/2025
The Guardian view on attacks on lawyers: democracies must stand up for justice
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Marco Roscini @marcoroscini.bsky.social · 20/03/2025
I’m honored to be appointed as a Senior Fellow at @ccdcoe and excited to continue contributing to the Centre’s outstanding work on cyber defence and AI #intlaw #cybersecurity #nato
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Marco Roscini @marcoroscini.bsky.social · 17/03/2025
See you tomorrow in Bristol or online #nonintervention www.uwe.ac.uk/events/inter...
uwe.ac.uk
International law and the principle of non-intervention | UWE Bristol
A RIPIL event featuring guest speaker, Professor Marco Roscini (Geneva Academy of International Humanitarian Law and University of Westminster).
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Marco Roscini @marcoroscini.bsky.social · 22/02/2025
This looks a lot like economic coercion to me, prohibited by the principle of non-intervention (as codified in the UN Friendly Relations Declarations) and by Art. 3 of the 1994 Budapest Memorandum www.reuters.com/business/us-...
reuters.com
Exclusive: US could cut Ukraine's access to Starlink internet services over minerals, say sources
Ukraine's access to SpaceX-owned Starlink was brought up in talks between U.S. and Ukrainian officials after Ukrainian President Zelenskiy turned down an initial proposal from U.S. Treasury Secretary Bessent.
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Reposted by Marco Roscini
Cordula Droege @corduladroege.bsky.social · 06/02/2025
The growing normalization of violations of international humanitarian law poses an existential threat to int'l law. We invite states to step up to their responsibility, reverse this trend & join our global initiative to reinvigorate political commitment for #IHL. blogs.icrc.org/law-and-poli...
blogs.icrc.org
A call to make international humanitarian law a political priority
ICRC President Mirjana Spoljaric outlines the pressing need for states to join the Global Initiative on international humanitarian law.
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Reposted by Marco Roscini
Marc Schack @marcschack.bsky.social · 06/02/2025
“The growing normalization of violations of international humanitarian law poses an existential threat to the Geneva Conventions and international law more broadly. This alarming trend requires urgent collective action.”
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Marco Roscini @marcoroscini.bsky.social · 29/01/2025
If you have a great idea for a PhD in international law and would like to be supervised by me, there are two Studentships (home fee waiver plus stipend) and three Fee Waivers for prospective full-time doctoral researchers starting in Sept 2025 or Jan 2026 www.westminster.ac.uk/study/postgr...
westminster.ac.uk
MPhil/PhD Studentships and Fee Waivers in Westminster Law School | University of Westminster, London
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Reposted by Marco Roscini
Peter Lundberg @peterlundberg.bsky.social · 25/01/2025
EU countries urged to defend the International Criminal Court from attacks - Seems high time you speak to your national EU parliamentarian, if you haven’t already started to reach out! High time to safeguard the rule based world 🌍 order www.brusselstimes.com/1259585/eu-c...
brusselstimes.com
EU countries urged to defend the International Criminal Court from attacks
The long delay to the ICC arrest warrant process is due to significant pressure on the court by Israel and the United States.
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Reposted by Marco Roscini
Luke Moffett @lukemoffett.bsky.social · 25/01/2025
History repeating itself again and Congolese civilians will suffer the brunt - Rwandan army ‘ready to invade DRC’ and help M23 rebels seize city www.theguardian.com/global-devel...
theguardian.com
Rwandan army ‘ready to invade DRC’ and help rebels seize city
Intelligence sources suggest battle for Congolese regional capital Goma is imminent before UN crisis talks on Monday
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Marco Roscini @marcoroscini.bsky.social · 25/01/2025
If true, these threats can constitute an unlawful intervention in the domestic affairs of Denmark in the form of dictatorial coercion - whether they succees or not (more in my book: global.oup.com/academic/pro...) #greenland #trump #nonintervention #denmark www.ft.com/content/ace0...
ft.com
Donald Trump in fiery call with Denmark’s prime minister over Greenland
US president insisted he wants to take over Arctic island
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Reposted by Marco Roscini
University of Leeds - School of Law @lawatleeds.bsky.social · 23/01/2025
The @universityofleeds.bsky.social is the first Russell Group Uni to quit X! 🎉 🎉 Read more👇 tinyurl.com/2h3tyjfx @lsjleeds.bsky.social #Yorkshire #Leeds #Academia #AcademicSky #HigherEd #LawSky
tinyurl.com
Leeds becomes first Russell Group university to quit X - Research Professional News
Leeds says Elon Musk’s social media site “no longer aligns with our university values”
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Heike Krieger @heikekrieger.bsky.social · 20/01/2025
We are now on Bluesky - please spread the news!
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Marco Roscini @marcoroscini.bsky.social · 14/01/2025
Come and join me in Bristol or online on 18 March to talk about my new book on the principle of non-intervention in international law ⁦‪@UWEBristol‬⁩ Thanks ⁦‪James Green‬⁩ for the invitation! ⁦ www.uwe.ac.uk/events/inter...
uwe.ac.uk
International law and the principle of non-intervention | UWE Bristol
A RIPIL event featuring guest speaker, Professor Marco Roscini (Geneva Academy of International Humanitarian Law and University of Westminster).
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Marco Roscini @marcoroscini.bsky.social · 06/12/2024
Very interesting development: www.theguardian.com/world/2024/d...
theguardian.com
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Marco Roscini @marcoroscini.bsky.social · 03/12/2024
If you would like to do a PhD under my supervision, we offer studentships: 10 Quintin Hogg Trust PhD Studentships at the University of the Westminster at University of Westminster www.jobs.ac.uk/job/DKR044/1...
jobs.ac.uk
10 Quintin Hogg Trust PhD Studentships at the University of the Westminster at University of Westminster
Start your UK &amp; international job search for academic jobs, research jobs, science jobs and managerial jobs in leading universities and top...
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Marco Roscini @marcoroscini.bsky.social · 29/11/2024
Next stop of the non-intervention roadshow: Trento, 4 December. Thanks Marco Pertile for the invitation! Join us if you happen to be there
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Marco Roscini @marcoroscini.bsky.social · 21/11/2024
At Edinburgh Law School to talk about my non-intervention book
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