Author
Library of Congress. Congressional Research Service,
20
United States. Congress. House. Committee on Homeland Security,
10
United States. Congress. Senate. Committee on Foreign Relations
8
United States. Congress. House. Committee on the Judiciary
7
United States. Congress. House. Committee on Armed Services
6
United States. Congress. House. Committee on Armed Services. Subcommittee on Emerging Threats and Capabilities
6
United States. Congress. House. Select Committee on Homeland Security
6
United States. Congress. Senate. Committee on Armed Services. Subcommittee on Emerging Threats and Capabilities
6
United States. Department of Homeland Security
6
SpringerLink (Online Service)
4
United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Terrorism, Nonproliferation, and Trade
4
United States. Congress. House. Committee on Government Reform. Subcommittee on National Security, Veterans Affairs, and International Relations
4
United States. Congress. House. Committee on Homeland Security. Subcommittee on Transportation Security,
4
United States. Congress. House. Committee on Oversight and Government Reform. Subcommittee on National Security and Foreign Affairs
4
United States. Congress. House. Permanent Select Committee on Intelligence
4
United States. Congress. Senate. Committee on Armed Services,
4
United States. Congress. Senate. Committee on the Judiciary
4
United States. Congress. Senate. Select Committee on Intelligence
4
Army War College (U.S.). Strategic Studies Institute
3
Doyle, Charles,
3
ScienceDirect (Online service)
3
United States. Congress. House. Committee on Armed Services. Subcommittee on Terrorism, Unconventional Threats, and Capabilities
3
United States. Congress. House. Committee on Homeland Security
3
United States. Congress. House. Committee on Homeland Security. Subcommittee on Border, Maritime, and Global Counterterrorism
3
United States. Congress. House. Committee on International Relations
3
United States. Congress. House. Committee on International Relations. Subcommittee on International Terrorism and Nonproliferation
3
United States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, and Homeland Security
3
United States. Congress. Senate. Committee on Armed Services. Subcommittee on Emerging Threats and Capabilities,
3
United States. Congress. Senate. Committee on Foreign Relations,
3
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs
3
United States. Congress. Senate. Committee on the Judiciary. Subcommittee on Terrorism, Technology, and Homeland Security
3
United States. Executive Office of the President
3
Army War College (U.S.). Press,
2
Army War College (U.S.). Strategic Studies Institute,
2
Bullock, Jane A.,
2
Coppola, Damon P.,
2
Haddow, George D.,
2
Humud, Carla E.,
2
Krouse, William J.,
2
Martin, John R. 1952-
2
National Defense University. Center for Strategic Research,
2
Oxford Scholarship Online
2
Reese, Shawn,
2
Rosen, Liana W.,
2
Thomas, Clayton (Analyst in Middle Eastern Affairs),
2
United States Institute of Peace,
2
United States. Central Intelligence Agency. Public Affairs Office,
2
United States. Congress. House. Committee on Armed Services,
2
United States. Congress. House. Committee on Government Reform. Subcommittee on Criminal Justice, Drug Policy, and Human Resources
2
United States. Congress. House. Committee on Government Reform. Subcommittee on National Security, Emerging Threats, and International Relations
2
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