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Russia’s Invasion of Ukraine

Latest research and commentary

A security guarantee for Ukraine? Look to the Taiwan Relations Act
Recruits of the 65th Separate Mechanized Brigade of the Ukrainian Armed Forces attend a military drill near a frontline, amid Russia's attack on Ukraine, in Zaporizhzhia region, Ukraine August 25, 2025.
Ukraine A security guarantee for Ukraine? Look to the Taiwan Relations Act

Philip H. Gordon

August 25, 2025

What Is a ‘security guarantee’?
U.S. President Donald Trump greets Ukrainian President Volodymyr Zelensky at the White House in Washington, D.C. on August 18, 2025. Zelensky will be joined by several other European leaders to discuss Ukraine's war with Russia.
Security Alliances & Partnerships What Is a ‘security guarantee’?

Michael E. O’Hanlon

August 21, 2025

Beyond the Alaska summit
The shadows of U.S. President Donald Trump and Russian President Vladimir Putin are cast during a press conference following their meeting to negotiate an end to the war in Ukraine, at Joint Base Elmendorf-Richardson, in Anchorage, Alaska, U.S., August 15, 2025.
Diplomacy & Multilateralism Beyond the Alaska summit

Angela Stent

August 21, 2025

An update on the efficacy of sanctions against Russia
View of the front half of an oil tanker floating in front of an oil facility
Global Economy & Development An update on the efficacy of sanctions against Russia

Robin Brooks, Ben Harris

August 21, 2025

The war in depth

Ukraine Index: Tracking developments in the Ukraine war
Ukraine Index: Tracking developments in the Ukraine war

To track the course of Russia’s full-scale invasion of Ukraine, the Brookings Institution is compiling security, economic, and political data presented in graphic form.

The Talbott Papers on Implications of Russia’s Invasion of Ukraine
The Talbott Papers on Implications of Russia’s Invasion of Ukraine

Named in honor of American statesman and former Brookings Institution President Strobe Talbott, “The Talbott Papers on Implications of Russia’s Invasion of Ukraine” is a series of policy analyses that aims to understand the conflict in Ukraine.

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