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Defense and Security

Analyzing aspects of defense and security, including acquisition and resources, homeland security, strategy, reconstruction, nuclear issues, and terrorism.

CSIS is a leader in researching, analyzing and identifying defense and security threats around the globe. CSIS programs study a wide range of Defense and Security issues as well as the evolution of past, present, and future defense and security policy worldwide. This research is led by the International Security Program (ISP), which houses Defense Budget Analysis, the Defense-Industrial Initiatives Group (DIIG), the Missile Defense Project, the Project on Nuclear Issues (PONI), Civil-Military Relations, the Aerospace Security Project, the Risk and Foresight Group, Seven Revolutions, the Transnational Threats Project, the Gray Zone Project, the Cooperative Defense Project, and Defense 360.

Find the latest research from our scholars and CSIS events on this topic below.

Defense and Security

  • Counterterrorism and Homeland Security
  • Defense Budget
  • Defense Industry, Acquisition, and Innovation
  • Defense Strategy and Capabilities
  • Geopolitics and International Security
  • Long-Term Futures
  • Missile Defense
  • Space
  • Weapons of Mass Destruction Proliferation
Find Additional Content

Featured

Report
Pushed to Extremes: Domestic Terrorism amid Polarization and Protest
By Catrina Doxsee, Seth G. Jones, Jared Thompson, Grace Hwang
May 17, 2022
Commentary
How the War Could Transform Ukrainian Politics
By Andrew Lohsen
May 17, 2022
Report
U.S. Strategy: Rebalancing Global Energy between Europe, Russia, and Asia and U.S. Security Policy in the Middle East and the Gulf
By Anthony H. Cordesman
May 12, 2022

Most Recent

Upcoming Event
Modernization Priorities for the Australian Army
May 27, 2022
Upcoming Event
U.S. and German Cooperation in the Indo-Pacific
May 24, 2022
Upcoming Event
MDA and the 2023 Budget
May 23, 2022
Upcoming Event
The Capital Cable #48: The Biden-Yoon Summit
May 23, 2022
Podcast Episode
China’s Power Position in Global Ports
By Jude Blanchette
In Pekingology
May 19, 2022
Commentary
The Return to Mexico
By Antonio De La Cruz
May 18, 2022
Critical Questions
Ukraine’s Road to EU Membership
By Pierre Morcos
May 18, 2022
Podcast Episode
Immigration Reform Gridlock with Congressman Filemon Vela Jr
By Mariana Campero
In Mexico Matters
May 18, 2022
View all content associated with this topic

Associated Programs and Projects

International Security Program
Defense 360
Emeritus Chair in Strategy
Gray Zone Project
View all programs associated with this topic

Experts

Seth G. Jones
Senior Vice President; Harold Brown Chair; and Director, International Security Program
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Eliot A. Cohen
Arleigh A. Burke Chair in Strategy
Anthony H. Cordesman
Emeritus Chair in Strategy
Emily Harding
Deputy Director and Senior Fellow, International Security Program
Cynthia Cook
Director, Defense-Industrial Initiatives Group and Senior Fellow, International Security Program
Tom Karako
Senior Fellow, International Security Program and Director, Missile Defense Project
Mark F. Cancian
Senior Adviser, International Security Program
Suzanne Spaulding
Senior Adviser, Homeland Security, International Security Program
Gregory Sanders
Deputy Director and Fellow, Defense-Industrial Initiatives Group
Bonny Lin
Director, China Power Project and Senior Fellow, Asian Security
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Kathleen McInnis
Senior Fellow, International Security Program and Director, Smart Women, Smart Power Initiative
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Max Bergmann
Director, Europe Program
John Schaus
Senior Fellow, International Security Program
Ian Williams
Fellow, International Security Program and Deputy Director, Missile Defense Project
Sean Monaghan
Visiting Fellow, Europe, Russia and Eurasia Program
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Benjamin Jensen
Senior Fellow, Future War, Gaming, and Strategy, and International Security Program
Kelsey Hartigan
Deputy Director, Project on Nuclear Issues and Senior Fellow, International Security Program
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Brian Hart
Fellow, China Power Project
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