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A wide shot of the United Nations General Assembly hall.

The Legal Authority to Create a Special Tribunal to Try the Crime of Aggression Upon the Request of the UN General Assembly

President Zelenskyy opposes a “hybrid” tribunal to try the crime of aggression—but can the U.N. create a court without Security Council support?
Ukrainian and Russian flags.

Expert Q&A on What International Law Has to Say About Assistance to Russia’s War Against Ukraine

What international law has to say about other States’ assistance to Russia’s war efforts
The episode title with sound waves in the background.

The Just Security Podcast: The M23 Conflict in the Democratic Republic of Congo

To explain the M23 conflict, and what the United States can do to pressure Rwanda to withdraw, we have Daniel Levine-Spound and Ari Tolany.
Messages are written in light colored chalk against the dark colored wall of a school building.

A Decade Ago, the Obama Administration Acted When the M23 Terrorized Eastern DRC. Will Biden Do the Same?

The United States should take immediate steps to halt all security cooperation activities with Rwanda until concrete conditions are met.
Russia's navy ships and helicopters take part in a military exercise called Kavkaz (the Caucasus) 2016 at the coast of the Black Sea in Crimea on September 9, 2016.

Are Methods of Naval Warfare at Risk Under “Qualified” Neutrality? Expert Q&A from Stockton Center’s Russia-Ukraine Conference

Absent a clear indication in State practice to the contrary, qualified immunity should not effectively transform what would otherwise be contraband into “free goods” immune…
Ukrainian recruits and their British Armed Forces trainers pose for a photograph on Driver Tank Trainer (DTT) armoured vehicles

Can Aid or Assistance Be a Use of Force?: Expert Q&A from Stockton Center’s Russia-Ukraine Conference

Some States are likely engaging in force by virtue of the quantity and quality of the support they are providing to Ukraine. Those activities are lawful as actions taken in the…
IMAGE: The European Parliament held a plenary session on January 17, 2023 and discussed the establishment of a tribunal on the crime of aggression against Ukraine (European Parliament) 

Вид трибуналу грає важливу роль для оцінки імунітетів у Спеціальному трибуналі щодо агресії проти України

Наш аналіз підкреслює, що можливість судити російських високопосадовців за злочин агресії буде…
IMAGE: The European Parliament held a plenary session on January 17, 2023 and discussed the establishment of a tribunal on the crime of aggression against Ukraine (European Parliament) 

In Evaluating Immunities before a Special Tribunal for Aggression Against Ukraine, the Type of Tribunal Matters

The ability to try senior Russian officials for the crime of aggression will depend on the specific nature of the tribunal.
Circle of delegates at UN Security Council

The United Nations in Hindsight: The Security Council, One Year After Russia’s Invasion of Ukraine

"The last 11 months have shown that, despite the Council’s impotence, dialogue and diplomacy can still play an important role in brokering solutions to alleviating the consequences…
Destroyed residential buildings hit by a missile

The Ukraine War and the Crime of Aggression: How to Fill the Gaps in the International Legal System

An expert analysis of the diplomatic and legal options for creating a tribunal for the crime of waging a war of aggression against Ukraine.
Destroyed residential buildings hit by a missile

Війна в Україні та злочин агресії: Як заповнити прогалини в міжнародній правовій системі

An expert analysis of the diplomatic and legal options for creating a tribunal for the crime of waging a war of aggression against Ukraine.
US political scientist, academic and diplomat Ralph Bunche poses at his office in New York on May 28, 1954.

Ralph Bunche and the Birth of UN Peacekeeping

It was in large part Bunche who truly launched peacekeeping as a tool of stability, one that often proved critical in the essential, revolutionary, but at times violent, postwar…
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