About our work

The Department of Defense needs a clear roadmap to counter today’s myriad security challenges—from strategic competitors and regional aggressors to violent extremist organizations and climate change. Strategic thinking is essential in order to align priorities and ensure US and allied national security.

Forward Defense explores this issue set through frank review of current defense policy, cogent expert analysis of the present security environment, and actionable recommendations for strategy to meet future defense challenges.

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Report

Jul 3, 2025

The National Defense Strategy Project

By Atlantic Council experts

As the world enters a pivotal new phase in global security, the United States must not only respond to current challenges but also anticipate those on the horizon. 

Artificial Intelligence Defense Policy

Latest analysis

Featured reports

Content

In the News

Jun 2, 2021

Lt Col Mulder in the National Interest on foreign training programs

By Atlantic Council

Lt Col Mulder considers the value of training opportunities with allies in building a formidable military force.

Defense Policy National Security

Seizing the advantage

May 3, 2021

How the US and EU can counter digital threats together

By Harry I. Hannah

Russian and Chinese threats all seek to exploit gaps in Western cyber defenses and digital and information governance. To close these gaps as a part of its defense strategy, the United States should develop a strong collaborative relationship with the European Union in the digital and information sphere.

Cybersecurity Defense Industry
Cover credit: Helen Lundeberg, “The Veil,” 1947, The Macfarlane Collection

Atlantic Council Strategy Paper Series

Apr 11, 2021

The future of security in space: A thirty-year US strategy

By Clementine G. Starling, Mark J. Massa, Lt Col Christopher P. Mulder, and Julia T. Siegel

Outer space is rapidly transforming as new actors test new limits. This Atlantic Council Strategy Paper calls for the United States and its allies and partners to secure space over the next three decades or risk wasting the promise of this emerging domain.

China Cybersecurity

Seizing the advantage

Apr 2, 2021

Recalculating the math of great-power competition

By Arun Iyer

To better serve US interests, the Biden administration should recalculate the DoD’s GPC framework to address the threats that the country is most likely to confront, while improving the United States’ preparedness for the most dangerous threats. It should replace the single “2+3” concept with three multilayered and interactive frameworks nested upon one another.

Defense Policy Security & Defense

Issue Brief

Mar 29, 2021

The downsides of downsizing: Why the United States needs four hundred ICBMs

By Matthew Kroenig, Mark J. Massa, Christian Trotti

The United States is at a nuclear modernization crossroads. Critics of the land leg of the nuclear triad believe that an intercontinental ballistic missile (ICBM) force of 300 missiles will be cheaper and more stable than a force of 400. This issue brief shows that 400 ICBMs support the goals of US nuclear deterrence and are affordable.

China Defense Policy

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In the news

In the News

Oct 24, 2025

Lourie quoted in the Jerusalem Post on US-Israel defense technology cooperation

By Atlantic Council

On October 24, Forward Defense nonresident senior fellow Linda Lourie was quoted in an article from the Jerusalem Post titled “CET Sandbox bridging battlefield tested Israeli defense tech with Washington.”

Defense Industry Defense Policy

In the News

Oct 15, 2025

Ackerman defends human oversight of battlefield decisions on Open Debate

By Atlantic Council

On October 3, Forward Defense nonresident senior fellow Elliot Ackerman was featured in an episode of Open Debate entitled “Wartime Kill Switch: Human or AI?” in which he defended human control over lethal battlefield decisions.  

Artificial Intelligence Defense Policy

In the News

Oct 2, 2025

Ackerman discusses service member culture in The Free Press

By Atlantic Council

On September 30, Forward Defense non-resident senior fellow Elliot Ackerman authored an article in The Free Press entitled “Pete Hegseth Wants a ‘Warrior Culture.’ Does He Know What That Means?,” in which he discusses Secretary Hegseth’s changes to service member culture.

Defense Policy National Security

In the News

Aug 27, 2025

Punaro discusses the Russia-Ukraine conflict on Bloomberg Radio

By Atlantic Council

On August 5, MajGen Arnold Punaro (ret.), a Forward Defense nonresident senior fellow, discussed developments in the Russia-Ukraine conflict on Bloomberg Radio.

Conflict Defense Industry

In the News

Aug 27, 2025

Arnold Punaro featured in RealClear Defense on restructuring the US military

By Atlantic Council

On August 26, MajGen Arnold Punaro (ret.), a Forward Defense nonresident senior fellow, published an article in RealClear Defense, titled “Restructuring Our Military for a Multi-Front War.”

China Defense Policy

Forward Defense leads the Atlantic Council’s US and global defense programming, developing actionable recommendations for the United States and its allies and partners to compete, innovate, and navigate the rapidly evolving character of warfare. Through its work on US defense policy and force design, the military applications of advanced technology, space security, strategic deterrence, and defense industrial revitalization, it informs the strategies, policies, and capabilities that the United States will need to deter, and, if necessary, prevail in major-power conflict.

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