Use of Force

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174 Articles
Kyiv buildings at night with explosions in the sky

Голоси з Києва: чи це епоха руйнування світового правопорядку?

Існують різні переломні точки в історії, які визначили метаморфозу міжнародного правопорядку.
US Marine Corps hang barbed wire

U.S. Military Action in Mexico: Almost Certainly Illegal, Definitely Counterproductive

U.S. military action in Mexico would not only be illegal, it would sabotage Trump’s stated immigration policy priorities and could lead to retaliation against Americans.
Marco Rubio on stage at Trump Rally

Questions for Senators (and Journalists) to Ask Secretary of State Nominee Marco Rubio

Experts suggest questions for the Senate Foreign Relations Committee's confirmation hearing for Trump's pick for Secretary of State, Sen. Marco Rubio.
F-35 fighter aircraft against blue sky with two white contrails.

Making Sense of International Law in Light of Israel and Iran’s Latest Round of “Retaliation”

The current round of retaliatory strikes between Israel and Iran casts light on Israel's and Iran’s opposing political strategies, which also have significant legal implications…

Rethinking Responsible Use of Military AI: From Principles to Practice

Highlights from the second global summit on Responsible AI in the Military Domain (REAIM) in Seoul, South Korea.
Ukrainian soldier of the assault battalion walks on the empty street of town on August 16, 2024 in Sudzha, Russia.

A Reply to Chris O’Meara: Necessity and Proportionality in International Law on the Use of Force

In his thought-provoking essay in Just Security, Chris O’Meara provides an insightful analysis of Ukraine’s recent incursion into Kursk Oblast under the law governing the use…
A local volunteer looks at a building damaged by Ukrainian strikes in Kursk on August 16, 2024, following Ukraine's offensive into Russia's western Kursk region.

Ukraine’s Incursion into Kursk Oblast: A Lawful Case of Defensive Invasion?

The UN Charter, the law on the use of force, and the conditions that body of law places on Ukraine's military operation in Russia's Kursk Oblast.

Death Toll Climbs in Ukraine With Russia’s ‘Double-Tap’ Strikes

The tactic adds to evidence of intent to kill civilians through targeted or indiscriminate attacks, including on aid workers and institutions.
Smoke billows from a city neighborhood of tan, brown buildings.

Assessing Jus Ad Bellum Proportionality: A Factored Approach

Nine factors, considered in their totality, would provide a more nuanced understanding of jus ad bellum proportionality and assist States in identifying specific concerns with…
Fighters from the Free Syrian Army cheer and react as they fight against the Islamic State (IS) group jihadists on the outskirts of the northern Syrian town of Dabiq, on October 15, 2016.

​​Combatant Privilege vs. Criminal Responsibility for Organized Armed Groups

Editor’s Note: This article is part of the Armed Groups and International Law Symposium, building on the volume edited by Katharine Fortin and Ezequiel Heffes. During international…
Kurdish People's Protection Units, or YPG, women fighters walk to reach a check point in the outskirts of the destroyed Syrian town of Kobane, also known as Ain al-Arab, Syria. June 20, 2015.

Violence as Redress: A Right to Rebellion for Armed Groups under International Law?

A right to rebellion offers a way to recognize grievances and deescalate the violence of armed groups, and affirms the place of international law in holding States to account for…

Key Takeaways from Biden Administration Report on Israeli Use of US Weapons

On Friday, May 10, the Biden administration released its overdue first report required by National Security Memorandum 20 (NSM-20) assessing the conduct of Israel and other foreign…
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