Armed Conflict • International Law
Law of Armed Conflict/IHL
1,762 Articles

Changes to Rules of Engagement Approval Levels and Civilian Casualties
Anyone serious about combating ISIS and minimizing civilian casualties needs to consider the importance of the Rules of Engagement (ROE) in Iraq and Syria. We offer our thoughts…

On N. Korea: Calling on Congress and the President’s Advisers to Defend the Constitution
For those of us who had hoped Defense Secretary Jim Mattis and Lt. Gen. H. R. McMaster, the president’s national security advisor, would make up for the inexperience and curb…

U.S. Military Justice and “Operational Mishaps”: A Primer
As the tempo and intensity of United States military operations increases, the likelihood of operational mishaps increases as well. These mishaps – an anodyne term that cannot…

Making Sense of the Allegations that U.S. Military Struck a Mosque in Syria
There are now two very different competing pictures about whether the United States mistakenly struck a mosque in Syria on the night of March 16, 2017. On one view, based on three…

US Seeks New Assurances from Saudis on Civilian Casualties—but is that even possible?
The Trump administration is reportedly seeking a new set of assurances from Saudi Arabia that it will minimize civilian casualties in its air campaign in Yemen—but would those…

The ICJ Issues Provisional Measures Against Russia on Ukraine’s Racial Discrimination Claims
Russian media are reporting that the International Court of Justice (ICJ) “rejected” Ukraine’s request for provisional measures against the Russian Federation in the case…

The Pragmatic Reasons For Strict Rules of Engagement
As a presidential candidate, Donald Trump voiced his support for deliberately targeting the families of terrorists. Fortunately, he has not adopted this policy as president. But…

Former Deputy Assist Sec of Defense: “Glaring” “deficiencies” in Saudi Air Force responsible for civilian casualties in Yemen
Looking for an expert’s explanation of why the Saudi airstrikes in Yemen, which are supported by US arms and assistance, repeatedly kill large numbers of civilians? Andrew Exum,…

When Moral Compulsion is Characterized as a Crime of Aggression
As a number of my colleagues have been debating the lawfulness of the United States striking a Syrian airbase with 59 Tomahawk missiles in response to a purported chemical weapons…

“The Mother of All Bombs”: Understanding the Massive Ordnance Air Blast Weapon
The Massive Ordnance Air Blast Weapon (MOAB, known informally as the “Mother of All Bombs” and formally as the Guided Bomb Unit, or GBU, 43/B) has attracted a great deal of…

Norms Watch: Tracking the Erosion of Democratic Traditions (Apr. 7-14)
Editor’s Note: Welcome to the latest installment of Norms Watch, our series tracking both the flouting of democratic norms by the Trump administration and the erosion of…

Contortions in the UK’s Arms Export Regime—and Costs of the Yemen War
Since the outset of Saudi Arabia’s intervention in Yemen, the UK has demonstrated that it is willing to go to great lengths to maintain its arms sales to Saudi Arabia. This…