Statement of EMP Commission Chairman William Graham before the House Armed Services Committee "the Nation need not be vulnerable to catastrophic consequences of an EMP attack..."
			Executive Summary of the U.S. Congress EMP Commission The Commission Report, first published in 2004, is an excellent overview of the nature of EMP and the implications of such an event on national infrastructures...
			Final Report of the U.S. Congressional Strategic Posture Commission An asessment of the importance of EMP protection...
			A Report on Severe Space Weather Events Describes the adverse effects of extreme space weather events...
			Congressional Research Service Report for Congress: High Altitude Electromagnetic Pulse (HEMP) and High Power Microwave (HPM) Devices: Threat Assessments Drawing from many different sources, this Congressional Research Service report provides a comprehensive overview summarizing the threat, the risk to the U.S. infrastructure and the potential for infrastructure protection.
			Congressional Subcommittee Hearing on EMP and Related Threats to the National Electric Grid Congressional Subcommittee Hearing (with video link) on EMP and Related Threats to the National Electric Grid...
			Full Report of the U.S. Congress EMP Commission The follow-up to the initial 2004 Commission Report, this document explores in great depth the effect of EMP attack...
			Foreign views of Electromagnetic Pulse (EMP) Attack Statement of Dr. Peter Vincent Pry, EMP Commission Staff, before the United States Senate Subcommittee on Terrorism, Technology and Homeland Security, March 8, 2005.  Dr. Pry summarizes the EMP Committee’s assessment of worldwide knowledge and possible intentions with regard to EMP attack.