UN Charter
221 Articles
A Primer on Just War Theory and the Iran War
Leading scholar explains just war theory and the Iran war. An assessment of the Trump administration's response to the Catholic Church.
Over 100 International Law Experts Warn: U.S. Strikes on Iran Violate UN Charter and May Be War Crimes
Over 100 international law experts sign letter on Iran War, UN Charter, and international humanitarian law.
Global Governance of Emerging Technologies: Counterterrorism Challenges at the United Nations Security Council
How the UN Security Council governs emerging technologies amid rising terrorist threats, balancing innovation, security, and human rights.
Self-Preservation and the Erosion of International Law
It is the violation of fundamental principles of international law that ultimately constitutes an existential threat to all members of the international community.
In the Race for U.N. Secretary-General, Might a Woman Finally Lead?
In 2026, a decades-old question returns to center stage: will this finally be the moment for a woman to serve as U.N. Secretary-General?
An Unserious Justification for an Unnecessary War: Assessing the U.S. “Article 51” Letter to U.N. on Iran War
Former US State Department attorney writes that the United States' "Article 51" letter to the UN Security Council fails to identify legal basis for Iran attack.
The Illegality of Israel’s Military Campaign in Lebanon
Israel and the United States must end their ongoing war of aggression against Iran, and Israel must end its unnecessary military campaign in Lebanon.
The International Community at a Crossroads Over Iran: The reawakening of “illegal but legitimate” or the “law of self-preservation”?
"The tensions we have identified are particularly acute when a State faces an existential threat and, as in here, from an enemy long committed to radically unlawful behavior."
Double Preemption, Imminence, and the U.S. Attack Against Iran
Secretary of State Marco Rubio’s argument that Operation Epic Fury was an act of preemptive self-defense is not credible and does not satisfy the necessary precondition.
Aggression by the United States and Israel, Misdirected Self-Defense by Iran, and Collective Self-Defense of Gulf States
Analysis of the legality of U.S.-Israel actions against Iran, Iran’s response, and third-party states’ legal options and obligations under the UN Charter.
The Trump Administration’s Theory of Constitutional War Powers: “The President Could Decide”
The legal memo justifying its Venezuela operations provides insight into the administration's use-of-force decisions and the factual evidence undergirding them.
International Reactions to Military Strikes on Iran: A Tipping Point for the UN Charter?
Positions taken at the UN Security Council are a harbinger of whether the legal cornerstone of the international order that is designed to maintain world peace can hold.