Use of Force

A displaced Syrian girl looks around at the camp created by Turkey's Humanitarian Relief Foundation (IHH) in Kafr Lusin village on the border with Turkey in Syria's northwestern province of Idlib on March 10, 2020. Tents and laundry hang behind her.

Turkey’s Humanitarian Rationale for its Idlib Offensive in Syria

The legality of forcible humanitarian intervention is the subject of great debate. But the situation in Idlib over the past year had grown catastrophic.

Mar. 24, 2020 Anan Alsheikh Haidar

Defense Department General Counsel Paul C. Ney gives a speech at BYU Law School on March 4, 2020.

The Trump Administration’s Latest (Failed) Attempt to Justify the Soleimani Strike

Two months after killing Qassem Soleimani, the Trump administration still hasn’t gotten its story straight. On January 3rd, the day of the operation, and for the next 10 days,…

Mar. 13, 2020 Adil Ahmad Haque

The dome of the U.S. Capitol Buidling and the US flag.

The Soleimani Strike and the Case for War Powers Reform

With passage of historic war powers legislation on Iran, a leading authority homes in on what deep reform of the war powers should look like.

Mar. 11, 2020 Stephen Pomper

Japan's H-IIA rocket carrying the Kirameki-2 satellite is launched from Tanegashima Space Centre in southern Tanegashima island, Kagoshima prefecture, on January 24, 2017.

War in Space: How International Humanitarian Law Might Apply

(Editor’s Note: The absence of a comprehensive analysis of the legal framework for military operations in outer space represents a troubling deficiency in the understanding of…

Mar. 9, 2020 Michael Schmitt and Sqn. Ldr. Kieran Tinkler

A small Yemeni child walks barefoot on rubble of a building destroyed in an airstrike carried out by the Saudi-led coalition, at the Old City of Sana'a, on July 07, 2019 in Sana'a, Yemen.

Preventing and Responding to Civilian Casualties: An Upcoming Discussion on Law, Policy, and Progress

Civilian casualties are inevitable in armed conflict. Nonetheless, international law requires armed forces to distinguish between civilians and lawful military objectives, and…

Mar. 9, 2020 Keith Petty

U.S. Air Force Space Command Gen. John "Jay" Raymond stands next to the flag of the newly established U.S. Space Command, the sixth national armed service, in the Rose Garden at the White House August 29, 2019 in Washington, DC.

NATO Recognizes Space as an “Operational Domain”: One Small Step Toward a Rules-Based International Order in Outer Space

(Editor’s Note: The absence of a comprehensive analysis of the legal framework for military operations in outer space represents a troubling deficiency in the understanding of…

Mar. 4, 2020 Hitoshi Nasu

Fighters of the Hashed Al-Shaabi (Popular Mobilization units) advance through a street in the town of Tal Afar, west of Mosul, after the Iraqi government announced the launch of the operation to retake it from Islamic State (IS) group control, on August 26, 2017.

Iraqi Militias Split Over New Iran-Backed Head, Reflecting Wider Divisions

Understanding the differences among the Hashd al-Sha’abi factions is vital as the organization gains increasing influence in government, including the official Iraqi security…

Mar. 4, 2020 Crispin Smith

Delegates taking part in the U.N. Conference on the Exploration and Peaceful Uses of Outer Space visit the USSR exhibit organized in connection with the Conference, Aug. 14, 1968.

Military Space Operations and International Law

(Editor’s Note: The absence of a comprehensive analysis of the legal framework for military operations in outer space represents a troubling deficiency in the understanding of…

Mar. 2, 2020 Dale Stephens

A hand holds a blue highlighter as they highlight words and phrases of a blurry document.

What to Watch For in White House’s Annual Report on Use of Military Force

The report is due Sunday, March 1, and here are the key legal and policy issues to keep a sharp eye on.

Feb. 29, 2020 Rita Siemion and Benjamin Haas

Iraqi anti-government protesters rest beneath graffiti at Tahrir Square as nationwide protests entered a third month on December 5, 2019, in Baghdad, Iraq. The graffiti art reads, “An idea cannot be destroyed,” and shows a police officer beating a dandelion. On the other side of the wall, there is an image of an injured person lying on a cloud while their blood rains down on people below.

After Soleimani Killing, Iran and Its Proxies Recalibrate in Iraq

Understanding the motivations and capabilities of leading Iranian-backed militia units is vital for an effective US and Iraqi response to likely violence in the coming months.

Feb. 27, 2020 Crispin Smith

U.S. Minority Leader Sen. Chuck Schumer (D-NY) speaks during a news conference following the bipartisan Senate vote on the War Powers Resolution on Iran with Senators Tammy Duckworth (D-IL), Tim Kaine (D-VA), Tom Udall (D-NM) and Dick Durbin (D-IL) at the U.S. Capitol on February 13, 2020 in Washington, DC.

Congress Speaks: Trump Currently Has No Authority to Launch War with Iran

The House and Senate have passed resolutions that say President Trump has no authority to take the country to war against Iran.

Feb. 25, 2020 Kate Martin

Graphics depicting war powers reporting. The first graphic shows a map with certain regions highlighted in different shades of purple. Most are in Africa and the Middle East. The second graph is a circle with green lines extending to other areas of the circle.

New Online Resource: War Powers and Presidential Practice

"Intended for use by policymakers, legislators, scholars, journalists and the general public, the Project is an expansive new resource that analyzes the war powers reporting practice…

Feb. 24, 2020 Tess Bridgeman and Rachel Goldbrenner