Defense and Security
New actors in conflict, advancements in technology and new modes of warfare are changing our understanding of national security and defense capabilities in the evolving context of the 21st century. Brookings scholars examine the future of U.S. defense needs and priorities, the challenges of military transformation and new defense strategies.
A woman wearing a national flower crown looks back as she attends a pro-Ukrainian rally in Luhansk, eastern Ukraine (REUTERS/Shamil Zhumatov).
Can Moscow Step Back From Ukraine?
April 14, 2014, Steven Pifer
In an interview with the Council on Foreign Relations, Steven Pifer discusses the challenges that face the interim Ukrainian government and the threat that Russia poses to Ukraine's stability and unity.
U.S. Military Affairs
U.S. Defense Budget
U.S. Defense Strategy
The Federal Budget
April 18, 2014
Opinion | The Wall Street Journal
April 9, 2014, David Petraeus and Michael E. O'Hanlon
Opinion | The Los Angeles Times
March 30, 2014, Ronald Neumann and Michael E. O'Hanlon
Opinion | The National Interest
March 24, 2014, Michael E. O'Hanlon
Article | The Washington Quarterly
March 21, 2014, Michael E. O'Hanlon
March 19, 2014
Opinion | Defense News
March 17, 2014, Michael E. O'Hanlon
March 7, 2014, Jessica Pugliese
Article | Asian Survey
January/February 2014, Vanda Felbab-Brown
Interview | Big Think
February 28, 2014, Peter W. Singer
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Michael E. O'Hanlon
Director of Research, Foreign Policy
Senior Fellow, Foreign Policy, Center for 21st Century Security and Intelligence
Peter W. Singer
Director, Center for 21st Century Security and Intelligence
Senior Fellow, Foreign Policy
Nonresident Senior Fellow, Foreign Policy, Center for 21st Century Security and Intelligence, Arms Control and Non-Proliferation Initiative
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