Skip to main content

A soldier standing guard behind a fence

War in Ukraine

International Security & Defense

International Security & Defense

The Latest

Article

The Disintegration of the USSR and the Fate of the Soviet Nuclear Arsenal: Assessing Ukraine's Relinquishment of Nuclear Weapons Left on its Territory

Winter, 2025

From Managing the Atom

Blog Post

Following Putin’s Lead, Russians Warm Up to Trump’s America, Want Mended Fence

Jun. 12, 2025 by Simon Saradzhyan
Blog Post

Would Russia Attack NATO and, If So, When?

Jun. 5, 2025 by Simon Saradzhyan
Blog Post

Strong Support for Ceasefire in Russia and Ukraine, But to What End?

Apr. 4, 2025 by Simon Saradzhyan

115 results

The Disintegration of the USSR and the Fate of the Soviet Nuclear Arsenal: Assessing Ukraine's Relinquishment of Nuclear Weapons Left on its Territory

Winter, 2025

Article

from The Journal of Cold War Studies

Following Putin’s Lead, Russians Warm Up to Trump’s America, Want Mended Fence

Jun. 12, 2025 by Simon Saradzhyan

Blog Post

from Russia Matters

Would Russia Attack NATO and, If So, When?

Jun. 5, 2025 by Simon Saradzhyan

Blog Post

from Russia Matters

Strong Support for Ceasefire in Russia and Ukraine, But to What End?

Apr. 4, 2025 by Simon Saradzhyan

Blog Post

from Russia Matters

Readouts of Trump-Putin Call Reaffirm Divergence of US, RF Views on Path to Peace

Mar. 20, 2025 by Simon Saradzhyan, Ivan Arreguin-Toft and Angelina Flood

Blog Post

from Russia Matters

U.S.-Ukraine Intelligence Sharing: A Conversation with Calder Walton

Mar. 12, 2025

Q&A

from Ukraine

5 minutes

Ukrainian servicemen of Khartia brigade loading shell into M101 Howitzer before firing towards Russian positions in Kharkiv region, Ukraine, Wednesday, March 12, 2025. (AP Photo/Alex Babenko)

3 Years Later: What Russia’s Aggression in Ukraine Has Cost It and What It’s Gained

Feb. 24, 2025 by Simon Saradzhyan, Ivan Arreguin-Toft and Angelina Flood

Blog Post

from Russia Matters

Putin's Preventive War: The 2022 Invasion of Ukraine

Winter 2024/25 by Barry Posen

Article

from International Security

A damaged apartment building is seen after a Russian guided aircraft bomb attack in Kostiantynivka, Donetsk region, Ukraine, Monday, Feb. 24, 2025.