Armed Conflict • International Law
Law of Armed Conflict/IHL
1,649 Articles

Humanitarian Military Options for Syrian Chemical Weapons Attack: “Illegal but Not Unprecedented”
Without Security Council authorization, any U.S. military force to respond to Assad’s chemical weapons attack would be a violation of international law, but … Policymakers…

Questions Raised by Syria’s Chemical Weapons Attack
Details are still emerging about Tuesday’s chemical weapons attack in Khan Sheikhoun in northern Syria, but the US, France and Britain have already condemned the Syrian government…

The Importance of Protecting Civilians—Through Law, Strategy, and Tactics
The spate of allegations of civilian deaths as a result of US operations in Iraq, Syria, and Yemen over the last few weeks has garnered significant interest from humanitarian groups…

ISIS Tactic of “Baiting” US-Coalition to Kill Civilians–and who bears responsibility
Many are searching for an explanation for the recent spike in civilian casualties resulting from coalition operations in Iraq and Syria, including specific incidents which have…

Shaky Legal Grounds: Syria Demands US Assault on Raqqa Must Work with Assad’s Forces
On Friday, Syria’s Ambassador to the United Nations stated that a U.S.-backed assault on ISIL’s capital city of Raqqa would be illegitimate unless militarily coordinated…

What Explains the Rise in Civilian Casualties in US Military Ops–Iraq, Syria and Elsewhere
Last Friday, several news outlets reported that perhaps as many as 200 civilians had been killed in a recent U.S. airstrike in Mosul in northern Iraq, where the U.S. is participating…

The UN Goes to War in the Central African Republic: What are the Limits of Peacekeeping?
The UN peacekeeping mission in the Central African Republic (CAR), known by its French acronym MINUSCA, reported last month that on February 26 it “had intervened” militarily…

Ukraine Update: the ICJ Proceedings & Options for Justice in the United States
With the Congressional hearings on Russia dominating the news, this post provides an update on proceedings before the International Court of Justice (ICJ) in the matter of Ukraine…

U.S. Arms Sale to Saudis Spells Legal Trouble for State Department Officials
In December, the Obama administration suspended a large weapon sale to Saudi Arabia due to concerns about widespread civilian casualties from Saudi airstrikes in Yemen. The Trump…

Targeting Yemen and the Repeal of Obama Constraints
Over at the New York Times, Charlie Savage and Eric Schmitt have written an excellent article on the Trump Administration’s decision to declare three parts of Yemen “areas…

Why a Broad Definition of “Violence” in Cyber Conflict is Unwise and Legally Unsound
International Humanitarian Law (IHL, aka the Law of Armed Conflict) is not intended to outlaw conflict. It is meant to regulate conflict in order to reduce its impact on civilians…

Violence in Cyberspace: Are Disruptive Cyberspace Operations Legal under International Humanitarian Law?
It is already widely acknowledged that cyberspace has become the fifth domain of warfare, and militaries around the world are training various cyber units, who will be supporting…