Use of Force
182 Articles

Germany’s Positions on International Law in Cyberspace Part II
Germany issues major statement on use of force and International Humanitarian Law in cyberspace, analyzed here by leading expert Professor Michael Schmitt.

Knowns and Unknowns of US Syria Strike: Looming Int’l and Domestic Law Issues
Key legal questions that remain unanswered about the legality of the Syria strike under domestic and international law.

Legal Questions (and Some Answers) Concerning the U.S. Military Strike in Syria
Unpacking the right of self-defense under international law when it comes to use of force in response to a series of attacks.

Biden’s First Strike and the International Law of Self-Defense
The U.S. airstrikes taken on Friday in Syria almost certainly violated international law, for two basic reasons.

To End the Forever Wars, Rein in the Drones
In drawing down the U.S. conventional military footprint, policymakers should resist relying reflexively on drone strikes in its place. Biden has a unique opportunity to chart…

The Definition of Aggression and Self-Defense
Exactly forty-six years ago, on December 14, 1974, the United Nations General Assembly adopted, by consensus, the Definition of Aggression, “the most serious and dangerous form…

COVID-19 and International Law Series: Vaccine Theft, Disinformation, the Law Governing Cyber Operations
Ongoing cyberattacks on vaccine production and distribution systems, such as those discovered by IBM yesterday, may threaten efforts to fight COVID-19. But do they break international…

Revisiting the Office of Legal Counsel’s Override Opinion
A critical analysis of 1989 OLC Opinion that would allow President to use force in violation of UN Charter and without Congressional support.

The Nagorno-Karabakh Conflict and the Exercise of “Self-Defense” to Recover Occupied Land
The fighting raised a fundamental but surprisingly overlooked question of international law on the use of force.

Toward a New Approach to National and Human Security: End Unlawful, Secret, and Unaccountable Use of Lethal Force
A core component of post-9/11 counterterrorism policy has been the use of secretive and unaccountable killings of terrorism suspects. The killings must stop. Here's how the president…

Toward a New Approach to National and Human Security: Introduction
One year from today marks the 20th anniversary of 9/11. A president addressing the nation on such a solemn occasion should be able to tell the American people not only that there…

The UN Charter’s Original Effect on State Sovereignty and the Use of Force
In 1945, not all states were UN members and not all territories were states: Dehn explains how use of force and self-defense rights under the Charter reflect these different statuses…