Our pillars

Defense and deterrence in Europe

Developing policy recommendations for deterring and defending against Russian aggression aimed at allies and partners in the European theater.

Emerging challenges to transatlantic security

Creating strategies to harness emerging and disruptive technologies to maintain NATO’s competitive advantage and cohering a transatlantic approach to hybrid threats from Russia and China.

China and transatlantic security

Identifying areas of divergence and convergence between the United States and Europe with respect to China and proposing ideas to collectively counter China’s malign activities.

NATO and the new south

Analyzing the security impacts of great power competition in the Mediterranean and Black Sea regions and developing strategies to improve stabilization missions beyond Europe’s borders.

Arctic security

Assessing the unique geopolitical and defense challenges of the High North to bridge perspectives between European and North American allies and partners on Arctic security issues.

NATO in America

Identifying bold policy ideas that demonstrate the enduring value of NATO to US interests in order to engage a new community of American champions for the Alliance.

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New Atlanticist

Mar 20, 2023

What NATO can do now to apply lessons from Russia’s war in Ukraine

By John R. Deni

NATO should be setting higher defense targets for major European allies, exploring hybrid warfare, and more.

Conflict Crisis Management

In the News

Mar 19, 2023

Hooker in the National Journal: Dramatic downing of US drone leads Congress to call for a new Black Sea strategy

Richard Hooker discusses that although the Black Sea region has garnered renewed attention since Russia launched a full-scale invasion of Ukraine in February last year, this is not the first time the region has played a significant role in international relations. There is a critical need for a new Black Sea strategy, as the recent downing of an US drone demonstrates.

Conflict NATO

In the News

Mar 19, 2023

Binnendijk in Global Politics and Strategy: Towards Nuclear Stewardship with China

By Hans Binnendijk

Binnendijk and Gompert argue that with the rising risk of complex crises and military escalation in the Pacific region, the United States should invite China into a process of nuclear restraint and confidence-building, called ‘nuclear stewardship.' This process could start with a joint bilateral declaration that neither superpower would use nuclear weapons first against the other or its formal allies.

Arms Control Defense Policy

New Atlanticist

Mar 18, 2023

Experts react: Turkey moves to approve Finland’s NATO membership. Where does that leave Sweden?

By Atlantic Council experts

After Turkish President Recep Tayyip Erdogan said he would approve of Finland's membership in NATO, our experts break down what's next.

Europe & Eurasia NATO

Fast Thinking

Mar 17, 2023

Is Finland moving into NATO without Sweden?

By Atlantic Council

After Turkish President Recep Tayyip Erdogan said he would push Finland's NATO accession without Sweden, our world-class experts explore what's next.

Conflict Crisis Management

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

In the News

Mar 14, 2023

Guevara in El Heraldo de Mexico on the global divide on responding to the war in Ukraine (in Spanish)

On February 24, TSI NRSF Inigo Guevara authored an op-ed in El Heraldo de Mexico that analyzed how the world is divided into three distinct groups with respect to differing responses to Russia's full-scale invasion of Ukraine (text in Spanish).

Mexico Security & Defense

New Atlanticist

Mar 13, 2023

No ‘free-riding’ here: European defense spending defies US critics

By Jason Davidson

Recently released evidence suggests that most of NATO’s members have increased their defense spending or plan to—even as the US has increased its own presence in Europe.

Defense Policy Europe & Eurasia

New Atlanticist

Feb 24, 2023

Experts react: How a year of war in Europe remade NATO, and what comes next

By Atlantic Council experts

The war has undeniably re-invigorated NATO. But just how much has changed? Our experts weigh in on the state of the Alliance and where allies should go from here.

Conflict Crisis Management