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Belarusian President Alexander Lukashenko (L) shakes hands with Russian President Vladimir Putin (R) during the Great Heritage - Common Future Forum, a Russian-Belarusian meeting, dedicated to the anniversary of the Battle of Stalingrad on April 29, 2025 in Volgograd, Russia. Vladimir Putin and Alexander Lukashenko are having a joint visit to Volgograd, former Stalingrad, marking the 80th anniversary of the end of World War II. (Photo by Contributor/Getty Images)

Memorandum for Prosecution of the Crime of Aggression Committed Against Ukraine

James Goldston and Esti Tambay present their organization's work, a Memorandum supporting efforts to hold officials accountable for the crime of aggression against Ukraine.
A man stands in front of military vehicles

As Europe Rearms, Learn from the Pentagon’s Efforts to Modernize Civilian Protection

European militaries can adapt and operationalize civilian protection as they increase defense spending to protect themselves against Russia.
U.S. President Donald Trump (R) speaks with Ukrainian President Volodymyr Zelensky (L)

Roosevelt’s Weak Hand and Trump’s Strong One in Eastern and Central Europe: Will Trump Play His Good Cards?

While President Trump hasn't fully sided with Putin, he hasn't used his favorable strategic position as history shows he could to end Russia's war on Ukraine.
People react as they gather close to a mass grave in the town of Bucha, just northwest of the Ukrainian capital Kyiv on April 3, 2022.

Russia’s Eliminationist Rhetoric Against Ukraine: A Collection

Updated with new analysis of how key words, phrases, and themes appear to express intent to eliminate Ukraine or Ukrainians as a nation-state, people, or culture.
A collage of images featuring scenes from the Russia - Ukraine War.

Just Security’s Russia–Ukraine War Archive

A catalog of over 100 articles (many with Ukrainian translations) on the Russia Ukraine War -- law, diplomacy, policy options, and more.
In this pool photograph distributed by the Russian state agency Sputnik, Russia's President Vladimir Putin chairs a Security Council meeting via a videoconference at the Kremlin in Moscow on July 25, 2025. (Photo by SERGEI ILYIN/POOL/AFP via Getty Images)

Russian Motivations Behind the “Hanoi Convention” Against Cybercrime

Russia’s cybercrime stance reflects a broader push to assert state control over the internet, restrict dissent, and build global backing for its governance model.
U.S. President Donald Trump speaks during the United Nations General Assembly (UNGA)

Trump Signals Instrumental Approach to U.N. – But it Could Be Worse

Trump's General Assembly speech could have been worse, but it also showed that if countries want to make the U.N. system work, they can't bank on U.S. leadership.

Balancing the Scales: Survivors’ Needs and Rights and Criminal Accountability in Ukraine

Providing options and support for victims of sexual and gender-based violence can help survivors see themselves as part of a larger movement toward accountability and healing.
View of an oil terminal

The Imperative to Weaken the Kremlin’s War Economy: What the West Can Do

The West must cut off Russia's energy revenues, target its enablers, and enforce sanctions with vigor to constrain its war economy.
A NATO AWACS Tactical Director assesses the air and surface situation aboard an AWACS (Airborne Warning and Control System) NATO air surveillance aircraft during a flight over Polish airspace as part of the alliance's new Eastern Sentry mission on September 19, 2025. NATO said on September 19, 2025, it had scrambled aircraft to intercept Russian jets violating Estonian airspace, calling it proof of Moscow's "reckless" behaviour and the alliance's readiness to counter it. (Photo by JOHN THYS / AFP) (Photo by JOHN THYS/AFP via Getty Images)

Legally Available Options in Response to Russia’s Penetrations of NATO Airspace

"International law, in its wisdom, makes such options legally available."
Ukraine's President Volodymyr Zelenskyy (L), Britain's Prime Minister Keir Starmer (C) and France's President Emmanuel Macron (R)

The Fantasy of a European Reassurance Force for Ukraine

A European "reassurance force" for Ukraine risks being another notional "guarantee" offering little more than a false sense of security.
IMAGES (left to right): Natural disaster and its consequences (via Getty Images); In this picture taken on September 28, 2022, an internally displaced flood-affected family sits outside their tent at a makeshift tent camp in Jamshoro district of Sindh province (Photo by Rizwan Tabassum/AFP via Getty Images; Trees smolder and burn during the Dixie fire near Greenville, California on August 3, 2021. – Numerous fires are raging through the state’s northern forests, as climate change makes wildfire season longer, hotter and more devastating. (Photo by JOSH EDELSON/AFP via Getty Images)

Just Security’s Climate Archive

A catalog of articles analyzing the diplomatic, political, legal, security, and humanitarian consequences of the international climate crisis.
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