Use of Force
Regulating Military Force Series – Hybrid Warfare and Jus ad Bellum
Editors' note: The author delivered remarks on the subject of this post at the conference “International Law and the Regulation of Resort to Force: Exhaustion, Destruction, Rebirth?” at the Centre for International Humanitarian and Operational Law, Palacký University...
Regulating Military Force Series – Introduction
In 1970, Professor Thomas Franck boldly concluded that only 25 years after the adoption of the UN Charter, Article 2(4) had been killed by the very States that had created it. In the 50 years since this conclusion, assaults on Article 2(4) and further aspersions on...
Russian Nuclear Weapons in Space
Recent news reports indicate that U.S. authorities fear Russia “wants to put,” a nuclear weapon into space, with U.S. intelligence describing this as a “serious security threat.” The suggested possible purpose of the weapons would be to target Western satellites in...
Ceasefire in International Armed Conflict: Implications for Jus Ad Bellum Self-Defense
In recent months, various commentators have proposed that Ukraine should agree to a ceasefire with Russia as a means of ending the ongoing hostilities of the Russo-Ukrainian War. This raises an underexplored issue under the laws of war: how does a ceasefire agreement...
Dear Yoram, In Memoriam
Editors’ note: This post honors Professor Yoram Dinstein, who passed away on Saturday February 10, 2024. Over the coming weeks, Articles of War will feature a series of posts to recognize Professor Dinstein’s work and the significant contribution his scholarship has...
Yoram Dinstein (1936-2024)
Editors’ note: This post honors Professor Yoram Dinstein, who passed away on Saturday February 10, 2024. Over the coming weeks, Articles of War will feature a series of posts to recognize Professor Dinstein’s work and the significant contribution his scholarship has...
Israel – Hamas 2024 Symposium – Ruminations on the Legal, Policy, and Moral Aspects of Proportionality
On October 7, 2023, Hamas militants executed a devastating surprise attack against Israel, catching many in the Israeli and U.S. intelligence communities off guard. In addition to the operational surprise achieved by Hamas, in relative terms the attack has also been a...
Lieber Studies Big Data Volume – Attacking Big Data: Strategic Competition, the Race for AI, and Cyber Sabotage
Editors’ note: This post is based on the authors’ chapter in Big Data and Armed Conflict (Laura Dickinson and Ed Berg eds. 2024), the ninth volume of the Lieber Studies series published with Oxford University Press. Prevailing in strategic competition with China is...
Strikes against the Houthis: The Relationship between Resolution 2722 (2024) and the Right of Self-Defense
Following their strikes against Houthi positions in Yemen, both the United States and the United Kingdom have based their actions on the inherent right of individual self-defense (S/2024/55 and S/2024/56). Interestingly, both States have also made direct reference to...
Attacking the Quds Force and Affiliated Groups under the Jus ad Bellum
On 28 January, a drone strike on a U.S. military outpost in Jordan known as Tower 22 killed three soldiers and wounded 34. The Islamic Resistance in Iraq, a non-State militia group, claimed responsibility for the attack which it said was in response to U.S. support...
The Law of Self-Defense and the U.S. and UK Strikes against the Houthis
The Houthis are an Iran-aligned armed group that controls large swathes of territory in northern Yemen. Since 19 November 2023, and to support Hamas during its ongoing armed conflict with Israel, the Houthis have launched attacks against vessels transiting through the...
Lieber Studies Big Data Volume – Big Data and Armed Conflict – Legal Issues Above and Below the Armed Conflict Threshold
Editor’s note: This is the first post in a symposium addressing themes from a new book entitled Big Data and Armed Conflict: Legal Issues Above and Below the Armed Conflict Threshold, the ninth in the Lieber Institute’s Lieber Studies series with Oxford University...