UN Charter
145 Articles
U.S. Military’s “Collective Self-Defense” of Non-State Partner Forces: What Does International Law Say?
Earlier this month, Senator Tim Kaine made public a letter he wrote to Secretary of Defense Jim Mattis asking for clarification on the meaning of “collective self-defense of…
The U.N. Security Council’s Outsized Role in Shaping Counter Terrorism Regulation and Its Impact on Human Rights
This week, as U.N. Special Rapporteur on the promotion and protection of human rights and fundamental freedoms while countering terrorism, I submitted my annual report to the…
U.N. Peace Operations Should Get Off the Counter-Terror Bandwagon
There has been too little discussion of the enormous risks that counter-terrorism involvement in U.N. peace operations poses for U.N. efforts to maintain and build peace.
The Latin American View of Jus ad Bellum
For the past few weeks, Rebecca Ingber, Elvina Pothelet, Priya Pillai and I have been engaged in the task of systematizing State reactions to the April 14 air strikes carried out…
AI, Law of Armed Conflict, and “Liminal” Conflict Among Technological Peer Great Powers
Above: People look at drones the Ukrainian government claims it recovered in eastern Ukraine that prove direct Russian involvement in the fighting between Ukrainian troops and…
A View from a Syrian International Lawyer: Were the April 14 Strikes Legal?
On April 14, the United States, the United Kingdom and France conducted air strikes in Syria in response to the Syrian government’s alleged use of chemical weapons in Douma.…
UPDATE: Mapping States’ Reactions to the Syria Strikes of April 2018
Fifty percent more states are added to this database on global reactions to the US, UK, France strikes on Syria last month. What were the international community's true views on…
Mapping States’ Reactions to the U.S. Strikes Against Syria of April 2018–A Comprehensive Guide
[First version, May 7, 2018 with 79 States and 2 intergovernmental organizations] This is the permanent page for the Mapping States’ Reactions to the Syria Strikes of April 2018…
If Syria Strikes Violated International Law, What Arguments Would Be Made for Sentencing the Guilty Parties?
Almost unanimously, commentators across the world have determined that the April 14 strikes against Syria’s chemical weapons capabilities by the United States, United Kingdom…
Mapping States’ Reactions to the Syria Strikes of April 2018
Statements, Chart, and Map for every state in the world that has taken a public position on the legality and justification of strikes in Syria conducted by the US, UK, and France.
Brazil’s Robust Defense of the Legal Prohibition on the Use of Force and Self Defense
As the strikes by the United States, the United Kingdom, and France on Syria last week demonstrate, a select group of countries led by the US are asserting an increasingly broad…
If Mattis Meant to Assert Self-Defense for the Syria Strike, He Was Wrong
Since the United States conducted a military strike on various targets associated with the Syrian government’s chemical weapons program last week, prominent voices in the legal…