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All in-depth research & reports


Oct 26, 2023

Continued US and allied integration is essential to deter Russian CBRN use

By Natasha Lander Finch, Ryan Arick, Christopher Skaluba

This report presents the findings and recommendations of the Atlantic Council project Conceptualizing Integrated Deterrence to Address Russian Chemical, Biological, Radiological, and Nuclear (CBRN) Escalation. The objective of this project was to develop an approach for incorporating European allies and partners into the US model of integrated deterrence against Russian CBRN use.

Arms Control Defense Policy

Issue Brief

Sep 6, 2023

Alternative security futures in the High North

By David Auerswald

Climate change, combined with increasing geopolitical competition and hostilities, has focused renewed attention on national security interests in the Arctic. By 2035, how will those variables combine to influence the High North?

China Climate Change & Climate Action

Issue Brief

Jul 10, 2023

We don’t really know which NATO allies are pulling their weight. Here’s how to fix that.

By John R. Deni

As NATO allies gather in Vilnius, there will be much discussion about burden-sharing and who’s living up to the 2014 Defense Investment Pledge. But exclusive statistical analysis by John R. Deni shows that spending more on defense doesn’t necessarily add up to contributing more to NATO missions.

Europe & Eurasia National Security


Jun 15, 2023

US-China lessons from Ukraine: Fueling more dangerous Taiwan tensions

By John K. Culver, Sarah Kirchberger

The lessons that Washington and Beijing appear to be learning from Russia’s war against Ukraine could set the stage for a crisis over Taiwan in the next few years.

China Defense Industry

Issue Brief

May 23, 2023

Providing long-term security for Ukraine: NATO membership and other security options

By Hans Binnendijk, Franklin D. Kramer

This issue brief evaluates membership and other security options for the alliance and its members to consider with regards to Ukraine, from formal actions by NATO as a whole to collective or individualized efforts by member nations.

Europe & Eurasia NATO

Issue Brief

Apr 18, 2023

NATO deterrence and defense: Military priorities for the Vilnius Summit

By Franklin D. Kramer

Ahead of the NATO Summit in Vilnius, this issue brief sets forth six priority actions that NATO should undertake to enhance its deterrent and defense posture.

Defense Technologies Europe & Eurasia

Issue Brief

Apr 11, 2023

Defining success for NATO’s Vilnius summit: A primer

By Charles Barry and Christopher Skaluba

A successful NATO summit in July requires significant progress on a host of NATO’s political and military priorities, especially those enumerated at Madrid.

Europe & Eurasia National Security

Executive Summary

Mar 16, 2023

In brief: C4ISR – A five-step guide to maintaining NATO’s comparative military edge over the coming decade

By Transatlantic Security Initiative

The Atlantic Council presents a five step guide to maintaining NATO’s comparative military edge over the coming decade.

Defense Policy Defense Technologies


Mar 16, 2023

The future of NATO C4ISR: Assessment and recommendations after Madrid

By Gordon B. “Skip” Davis Jr.

Current C4ISR capabilities, concepts, policies, and processes do not meet all of the Alliance’s needs. While much has been done to improve NATO C4ISR over the past decade, much work remains.

China Conflict


Feb 2, 2023

Implementing NATO’s Strategic Concept on China

By Hans Binnendijk and Daniel S. Hamilton

Allies made it clear that they consider Russia their most immediate and direct threat. Yet they also made headlines by addressing challenges emanating from the People’s Republic of China (PRC).

China Europe & Eurasia