International Humanitarian Law (IHL)
641 Articles

A quick response to John Merriam on proportionality and military medical personnel
Thanks very much to John Merriam for his very thoughtful and insightful post responding to my concerns about the Law of War Manual‘s treatment of how the principle of proportionality…

Must Military Medical and Religious Personnel Be Accounted for in a Proportionality Analysis?
In a recent post, Marty Lederman echoed criticisms previously leveled by Oona Hathaway about the US DOD’s Law of War Manual. The thrust of their criticism is that several Manual…

The Updated First Geneva Convention Commentary, DOD’s Law of War Manual, and a More Perfect Law of War, Part I
It is difficult to overstate the importance of the 1949 Geneva Conventions. Nearly synonymous with the law of war itself, the universally ratified 1949 Conventions are not merely…

The Good and Bad in the US Government’s Civilian Casualties Announcement
The US government on Friday, July 1 released long-sought information on its views as to how many people it has killed in drone and other strikes “outside areas of active hostilities,”…

The government’s treatment of civilian casualties in counterterrorism operations [updated]
The government has just released two important documents. One is an assessment by the Director of National Intelligence of the cumulative civilian casualties from U.S. counterterrorism…

Troubling proportionality and rule-of-distinction provisions in the Law of War Manual
Oona Hathaway is absolutely right to be alarmed, and deeply concerned, about the “civilians’ assumption of risk” provisions in the new DoD Law of War Manual. If you haven’t…

The Law of War Manual’s Threat to the Principle of Proportionality
On Saturday, I had the honor of speaking to the Médecins Sans Frontières (MSF) USA General Assembly. In preparing for my talk last week, I came across a section of the US Defense…

“Material Support” and Targeting
Ken Watkin’s thoughtful piece last week — Reflections on Targeting: Looking in the Mirror — addressed the debate on the targeting of war-sustaining economic enterprises as…

Reflections on Targeting: Looking in the Mirror
Questions about targeting the “money” of the self-styled Islamic State (IS) have been raised in this forum. Images of missile strikes on financial warehouses and money floating…

Roof Knocking and the Problem of Talking With Bombs
“Roof knocking” is a controversial method of bombing ostensibly intended to minimize civilian casualties. Israel introduced the method in its campaign in Gaza in 2008–2009,…

What the Kunduz Report Gets Right (and Wrong)
Over the past week, many thoughtful posts have appeared, here and elsewhere, reacting to the US military’s report on the 2015 airstrike of a Médicins Sans Frontières (MSF)…

US Government Concludes no “War Crimes” in Kunduz Strike, But Fails to Explain Why
The US government’s 120-page report on the Kunduz airstrike — in which US forces killed 42 civilians and destroyed a Médicins Sans Frontières hospital — found that US forces…