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Mirko Sossai

@mirkosossai.bsky.social
116 followers 174 following 6 posts

Professor of international law, Roma Tre University

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Reposted by Mirko Sossai
Foreign Policy @foreignpolicy.com · 29/09/2026
The longer the war continues, the more damage Ukraine will suffer and the worse its long-term prospects will be. foreignpolicy.com/2026/09/29/w...
foreignpolicy.com
Why Nobody Can End the War in Ukraine
It’s in everyone’s interest to stop the fighting. That’s still not enough.
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Reposted by Mirko Sossai
Holger Hestermeyer @hhesterm.bsky.social · 01/08/2026
The open letter of 22 European Heads of State / Government on the situation in Spain. Just to make that clear: I think anything but solidarity with Spain in a difficult situation, which Spain manages surprisingly well, is scandalous. www.governo.it/en/articolo/...
governo.it
Italy and Denmark put forward letter to EU leaders, signed by 22 Heads of State and Government
The letter sent to the President of the European Council, António Costa, the President of the European Commission, Ursula von der Leyen, and the current President of the Council of the European Union,...
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Mike Schmitt @mikeschmitt.bsky.social · 21/07/2026
My thoughts on how well U.S. operations against Iran track with the principles Clausewitz set forth in "On War," the holy scripture of strategy.
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Reposted by Mirko Sossai
Holger Hestermeyer @hhesterm.bsky.social · 11/07/2026
So it seems we are now working on a toll for the strait of Hormuz that may not be compulory, but must be paid by everyone, and that is not even Iran's proposal, but Oman's? What an utter disaster... www.theguardian.com/world/2026/j...
theguardian.com
Europe considering proposals to allow navigation fees in strait of Hormuz
Plans specify tolls must not be compulsory as US officials urge Iran to publicly guarantee shipping safe passage
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Albert Pinto @70sbachchan.bsky.social · 10/07/2026
NEW: @katemac.bsky.social & I: "Heat waves tend to attract less attention than the charismatic megafauna of climate disasters—floods, storms, wildfires—in part because they cause less property damage & thus less obviously financially costly" phenomenalworld.org/analysis/glo... Graphic @TheEconomist
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Foreign Affairs @foreignaffairs.com · 09/07/2026
“The UN cannot be expected to prevent or end every war, but working toward that end is its core task,” writes Director General of the International Atomic Energy Agency Rafael Grossi. “It can again become a capable, impartial, and present broker for peace.”
foreignaffairs.com
How to Save the UN From Irrelevance
Ending the peacekeeper’s paralysis.
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Reposted by Mirko Sossai
Verfassungsblog @verfassungsblog.de · 30/06/2026
"A landmark expansion of the duty of vigilance in climate litigation." MARTA TORRE-SCHAUB on the Paris Judicial Court's groundbreaking TotalEnergies ruling and why it extends the company's duty of vigilance to emissions generated by customers using its products. verfassungsblog.de/duty-of-vigi...
Quote: “Companies must identify concrete climate risks and adopt preventive measures capable of addressing them across their value chain.”
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Reposted by Mirko Sossai
Just Security @justsecurity.org · 28/06/2026
How the Supreme Court interpreted a simple statutory phrase to give executive branch license to undercut asylum protections at the U.S. border. Lucas Guttentag on Court's decision in Al Otro Lado. Guttentag is professor at Yale Law and Stanford Law and former senior official at DOJ and DHS.
justsecurity.org
Abandoning Principles: Unpacking the Supreme Court’s Mullin v. Al Otro Lado Denying Asylum to Arriving Migrants
How the Roberts Court interpreted a simple statutory phrase to give the executive branch license to undercut asylum protections at the U.S. border.
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Janina Dill @janinadill.bsky.social · 08/06/2026
The list of countries threatened with U.S. military intervention is growing · Venezuela 🇻🇪 · Iran 🇮🇷 · Cuba 🇨🇺 · Greenland 🇬🇱 · Canada 🇨🇦 …just this year! Do they all want "Liberation"? No, I argue in @foreignaffairs.com
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Mark Kersten @markkersten.bsky.social · 03/06/2026
For the first time, Germany has lost a campaign for a non-permanent seat on the UN Security Council👇 The world cares about int’al law, & this is a lesson for states: whether it’s Venezuela, Gaza, Iran, or Lebanon, promoting the consistent application of int’al law is good politics.
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Martins Paparinskis @mpaparinskis.bsky.social · 01/06/2026
First report on compensation for the damage caused by internationally wrongful acts now out as document A/CN.4/793 legal.un.org/docs/?symbol...
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Reposted by Mirko Sossai
European Court of Human Rights @echr.coe.int · 29/05/2026
Notification to Italian Government of two cases brought by alleged victims of former Libyan chief of police. go.coe.int/5SDMS Notification au gouvernement italien de deux affaires Introduites par des victimes présumées de l’ancien chef de la police libyenne. go.coe.int/t7gyn
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Reposted by Mirko Sossai
Holger Hestermeyer @hhesterm.bsky.social · 21/05/2026
The GA Res endorsing the ICJ climate change advisory opinion has passed with 8 vote against, among those the US. The whole thread is fabulous.
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Reposted by Mirko Sossai
Bloomberg News @bloomberg.com · 21/05/2026
The US faces protests in Greenland, with the opening of a new consulate causing concern.
bloom.bg
US Opens Greenland Consulate as Unease Grows Over Trump Push
The US is facing protests in Greenland’s capital as a new consulate opening fuels concerns over Washington’s designs for the island.
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EU Court of Justice @eucourtofjustice.bsky.social · 21/05/2026
#ECJ: The freezing of assets held by a trust is compatible with #EUlaw #RestrictiveMeasures #Russia #Ukraine 🇪🇺 👉 curia.europa.eu/site/upload/...
curia.europa.eu
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Reposted by Mirko Sossai
Just Security @justsecurity.org · 21/05/2026
“In Washington, the use of sanctions has become a reflex,” writes Matthew H. Murray. But do they constitute a strategy? Murray argues sanctions policy toward Russia must be integrated into a more coherent economic statecraft: www.justsecurity.org/138429/sanct...
justsecurity.org
Sanctions Towards Russia Are Not a Strategy
U.S. sanctions toward Russia have proliferated, but effective policy requires integrating them into broader economic statecraft.
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Reposted by Mirko Sossai
Foreign Affairs @foreignaffairs.com · 21/05/2026
Eight decades of global peace and cooperation are coming to an end, writes Thant Myint-U. “The twin convictions of no war and no empire, the load-bearing walls of the long peace, are fast buckling.”
foreignaffairs.com
The Crumbling Pillars of Global Peace
War, empire, and the forgotten power of the United Nations.
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Reposted by Mirko Sossai
Heike Krieger @heikekrieger.bsky.social · 24/01/2026
Unseren Beitrag gibt es jetzt auch Online (allerdings hinter Paywall) www.faz.net/einspruch/ex...
faz.net
Trump und das Völkerrecht: Das Ende einer Ära?
Das amerikanische Eingreifen in Venezuela hat langfristige Folgen für die völkerrechtliche Ordnung. Die Europäer sollten sich auf ihre Stärken besinnen.
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Jacob Öberg @profjacob.bsky.social · 19/01/2026
🚨🚨In light of recent events, it is worth to recap that the #tradebazooka, aka as the #Anti-Coercion instrument now is more serious on the table as the EU is considering its response to #Trump's insane Greenland plans. 🧵 policy.trade.ec.europa.eu/enforcement-...
policy.trade.ec.europa.eu
Protecting against coercion
The Anti-Coercion Instrument for protecting the EU and its Member States from third countries’ economic coercion entered into force on 27 December 2023.
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Reposted by Mirko Sossai
Verfassungsblog @verfassungsblog.de · 06/01/2026
Venezuela marks a shift in how U.S. intervention is framed under international law. ANDRÉ NOLLKAEMPER writes that once such interventions become routine, other states’ responses – especially Europe’s – decide whether the erosion of international law is normalised. verfassungsblog.de/europe-must-...
Quote: “Vague affirmations of international law are insufficient; what matters is a clear judgment on the legality of the acts themselves.”
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Reposted by Mirko Sossai
Kevin Jon Heller 🇺🇸🇩🇰 @kevinjonheller.bsky.social · 09/05/2025
"Greenland would likely need to separate from Denmark for such a plan to proceed." 🙄 Counter-proposal: Denmark should enter into a COFA with California.
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Reposted by Mirko Sossai
Holger Hestermeyer @hhesterm.bsky.social · 01/05/2025
So Trump is actually going ahead authorizing deep-sea mining outside of US territory.
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Mauro Biani @maurobiani.bsky.social · 21/04/2025
#PapaFrancesco Questa doveva essere la vignetta di domani per la Repubblica. E' morto nel giorno della Resurrezione, dopo aver elencato tutti i mali del mondo e invocato la Pace. Per chi crede, potrebbe essere un segno di Dio. Per tutti un segno di un uomo pieno di tenerezza, compassione e speranza
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Mauro Biani @maurobiani.bsky.social · 22/04/2025
#PapaFrancesco #mondo Paradiso. Oggi per @mm-repubblica-bot.bsky.social
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Foreign Affairs @foreignaffairs.com · 21/04/2025
Read G. John Ikenberry and Harold James on how the successes and failures of past peace settlements can inform a potential agreement between Russia and Ukraine:
foreignaffairs.com
Would a Peace Deal in Ukraine Last?
Two centuries of history offer lessons for how to forge a durable agreement.
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Reposted by Mirko Sossai
Richard Gowan @richardgowan1.bsky.social · 12/04/2025
Donald Trump and the UN think about "peace" in distinctly different ways, I argue in SDG Action. sdg-action.org/conflicting-...
sdg-action.org
Conflicting ideas of peace | SDG Action
Donald Trump’s vision of the UN as a great-power forum clashes with decades of evolution in global peacebuilding. How can UN members continue to advance peace as envisioned by the SDGs?
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Reposted by Mirko Sossai
Foreign Policy @foreignpolicy.com · 14/04/2025
Washington and Beijing are not backing down. As tariffs stack up, what’s at stake for global markets and everyday consumers? Scott Kennedy and Zongyuan Zoe Liu join FP Live on April 16 at 1:00PM ET to break down the escalating U.S.-China trade war. Register here:
foreignpolicy.com
A U.S.-China Trade War?
Beijing and Washington seem in no mood to back down or betray weakness as they ramp up tariffs on each other. How much will it actually hurt their respective economies? How far will Beijing go to…
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Reposted by Mirko Sossai
The Conversation AUNZ @aunz.theconversation.com · 10/04/2025
The Australia–Tuvalu Falepili Union, as it is known, is the world’s first bilateral agreement to create a special visa like this in the context of climate change.
theconversation.com
Fresh details emerge on Australia’s new climate migration visa for Tuvalu residents. An expert explains
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Reposted by Mirko Sossai
Foreign Policy @foreignpolicy.com · 06/04/2025
Trump’s responses to market pressure during his first-term trade war with China give some clues about the likely path he would take if he decides to back down or if others challenge him. Here is what’s likely—and least likely—to happen next:
foreignpolicy.com
Will Trump Back Down From a Global Trade War?
The U.S. president still has plenty of outs from his extreme tariffs.
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Reposted by Mirko Sossai
Bloomberg News @bloomberg.com · 06/04/2025
Diplomacy has always been personal. Donald Trump is increasingly making it transactional.
bloomberg.com
How Does Diplomacy Work Now?
Diplomacy has always been personal. Donald Trump is increasingly making it transactional.
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Holger Hestermeyer @hhesterm.bsky.social · 04/04/2025
The Guardian reports that Trump was presented with various more sophisticated tariff formulas, but chose this one.
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Edward Harrison @edwardnh.bsky.social · 30/03/2025
US Revokes Italy’s Eni Permit for Gas Produced in Venezuela www.bloomberg.com/news/article... Same as with Spain’s Repsol
bloomberg.com
US Revokes Italy’s Eni Permit for Gas Produced in Venezuela
Italian energy company Eni said it had been notified by US authorities that it can no longer be repaid for gas that it produces in Venezuela through oil supplies from state-owned PDVSA, as Washington ...
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Ryan Goodman @rgoodlaw.bsky.social · 28/03/2025
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Oona Hathaway @oonahathaway.bsky.social · 28/03/2025
This is the predictable result of Trump's threats against Greenland, Canada, Gaza, and Panama: Dictators elsewhere feel licensed to do the same. Eroding the foundational principle of the international legal order has consequences--and everyone will pay the price. www.nytimes.com/2025/03/27/w...
nytimes.com
Marco Rubio Warns Venezuela Against Attacking Guyana Over ExxonMobil Deal
As ExxonMobil produces oil offshore in Guyana, Venezuela has asserted claims to a large region of the country, recently sending a naval vessel into the waters.
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Jacob Öberg @profjacob.bsky.social · 19/03/2025
🚨🚨 Breaking #Europeanrearm news; today @ec.europa.eu and HR @kajakallas.bsky.social have presented a White Paper for European Defence – Readiness 2030. Brief 🧵 ec.europa.eu/commission/p...
ec.europa.eu
Commission unveils the White Paper for European Defence and the ReArm Europe Plan/Readiness 2030
Today, the Commission and the High Representative have presented a White Paper for European Defence – Readiness 2030.
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Just Security @justsecurity.org · 16/03/2025
5 Big Questions in the Alien Enemies Act Litigation By Professor Steve Vladeck (@stevevladeck.bsky.social) #AlienEnemiesAct
justsecurity.org
5 Big Questions in the Alien Enemies Act Litigation
Top expert discusses the major legal issues following Chief Judge Boasberg's ordering a temporary block to the presidential proclamation.
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Brian Finucane @bcfinucane.bsky.social · 15/03/2025
We have our answer on whether the Trump administration would resume unauthorized hostilities with the Houthis. www.nytimes.com/2025/03/15/u...
nytimes.com
U.S. Launches Broad Attack on Militant Sites in Yemen
The air and naval strikes on targets controlled by Houthi fighters were intended to open up international shipping lanes in the Red Sea.
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Ryan Goodman @rgoodlaw.bsky.social · 15/03/2025
White House issues "Invocation of the Alien Enemies Act Regarding the Invasion of The United States by Tren De Aragua" Here: www.whitehouse.gov/presidential... And here is your vital expert background reading:⬇️
justsecurity.org
What to Read on the Alien Enemies Act
A list of Just Security's expert analysis on the Trump administration's reported plans to invoke the Alien Enemies Act.
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Nick Kristof @nickkristof.bsky.social · 15/03/2025
Elon Musk says that no one has died because he slashed humanitarian aid. I went to South Sudan to check if that's true. It's not. Meet Peter, Achol and Evan, ages 10, 8 and 5. The reckless actions of the world's richest men are killing the world's poorest kids www.nytimes.com/interactive/...
nytimes.com
Opinion | Musk Said No One Has Died Since Aid Was Cut. That Isn’t True. (Gift Article)
A journey through the front lines of global poverty shows that when the world’s richest men slash aid for the world’s poorest children, the result is sickness, starvation and death.
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Katherine Yon Ebright @ebrightyon.bsky.social · 15/03/2025
The Alien Enemies Act proclamation is out. Obviously this is an illegal invocation of a wartime authority for peacetime immigration enforcement. Many thoughts to come, but the first is that they messed up the drafting for what they're trying to accomplish. www.whitehouse.gov/presidential...
whitehouse.gov
Invocation of the Alien Enemies Act Regarding the Invasion of The United States by Tren De Aragua
BY THE PRESIDENT OF THE UNITED STATES OF AMERICA A PROCLAMATION Tren de Aragua (TdA) is a designated Foreign Terrorist Organization with thousands of
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Ryan Goodman @rgoodlaw.bsky.social · 15/03/2025
❗Exclusive: Trump Administration Appears to Launch ‘Alien Enemies Act’ Deportation Program Also @aclu.org and @democracyforward.org filed suit in early hours of Saturday morning,
justsecurity.org
Trump Administration Appears to Launch 'Alien Enemies Act' Deportation Program
Trump administration appeared to start the process of carrying out the deportation of Venezuelan nationals pursuant to the Alien Enemies Act.
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Holger Hestermeyer @hhesterm.bsky.social · 14/03/2025
More deeply worrying developments. edition.cnn.com/2025/03/13/p...
edition.cnn.com
Pentagon tasked with providing ‘military options’ to ensure US access to Panama canal, memo says | CNN Politics
military options” to ensure unfettered American access to the Panama Canal, one of several new directives outlined in what amounts to a major overhaul of US strategic priorities, according to a new me...
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Peter Van Elsuwege @vanelsuwege.bsky.social · 14/03/2025
The roll-over of EU #sanctions against Russian individuals and entities got approved... - 4 de-listings but Mr. Fridman still on the list... - next episode within a few months when another set of sanctions has to be extended... www.euronews.com/my-europe/20...
euronews.com
Hungary drops veto and agrees to prolong EU sanctions on Russia
The clock for renewal was ticking fast as sanctions on Russian individuals and companies were set to expire by midnight on Saturday. #EuropeNews
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Ursula von der Leyen @vonderleyen.ec.europa.eu · 12/03/2025
We deeply regret the US tariffs imposed on Europe. Tariffs are taxes. They are bad for business, and even worse for consumers. Today Europe takes strong but proportionate countermeasures. We remain ready to engage in dialogue ↓
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Jacob Öberg @profjacob.bsky.social · 12/03/2025
Here is a link to @ec.europa.eu and @vonderleyen.ec.europa.eu statement: ec.europa.eu/commission/p...
ec.europa.eu
Commission responds to unjustified US steel and aluminium tariffs with countermeasures
In response to the imposition of new, unjustified US tariffs on EU steel and aluminium imports, the Commission has launched swift and proportionate countermeasures on US imports into the EU.
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Holger Hestermeyer @hhesterm.bsky.social · 12/03/2025
OK. Tariff corner. Today, the first Trump tariffs came into force for EU & UK goods. First up: steel. As of March 12 steel articles (defined in Proclamation 9705) are subject to a 25% tariff. So are derivative steel articles (defined in Proclamation 9980). /1
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Harlan G. Cohen @harlangcohen.bsky.social · 07/03/2025
My attempt to make sense of how changing international order influences international legal interpretation, exploring shifts in views of economic security + economic coercion, from postwar developing state proposals through recent resuscitations by US, EU, & others: papers.ssrn.com/sol3/papers....
papers.ssrn.com
The International Order, International Law, and the Definition of Security
As economic security has seemingly moved to the center of American and European foreign policy, both the United States and the European Union have broadened the
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Samuel Moyn @samuelmoyn.bsky.social · 10/03/2025
Hard to find more graphic evidence of the legacy of the war on terror, legally and politically
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Tom Dannenbaum @tomdannenbaum.bsky.social · 10/03/2025
The catastrophic impact of starvation crimes in Sudan.
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