Terrorism 

• ACLU: Keep America Safe and Free
  "The ACLU has maintained the position that civil liberties must be respected, even in times of national emergency." Discusses legislation and actions which may threaten or violate our civil liberties.
• Biological and Chemical Weapons Control
  "Covers all aspects of chemical and biological weapons and their control, but concentrates on researching and advocating policies that balance science and security without compromising national security or scientific progress."
• Chilling Effects of Anti-Terrorism
  "This page attempts to convey the chilling effect that responses to the terrorist attacks of September 11, 2001, have had on information availability on the Internet as well as some sense of the effect on people trying to provide this information."
• Disaster Center.com: Counter-Terrorism
  Terrorism and security information; preparedness, facts about terrorism and terrorists, publications, more.
• FEMA: Terrorism
  General information on types of terrorist threats from the Federal Emergency Management Agency.
• Library of Congress: Portals to the World: Terrorism
  Focuses on terrorism in relation to specific countries and groups.
• MIPT Terrorism Knowledge Base
  "One-stop resource for comprehensive research and analysis on global terrorist incidents, terrorism-related court cases, and terrorist groups and leaders. ... TKB also features interactive maps, statistical summaries, and analytical tools that can create custom graphs and tables."
• Public Agenda Special Edition: Terrorism
  "While much has changed since Sept. 11, the 'war on terrorism' debate boils down to a single theme: What are Americans willing to do? How much are we willing to spend in money, prestige, rights, lives? What bargains are we willing to make?"
• Terrorism: Questions and Answers
  From the Council on Foreign Relations, "a nonpartisan resource for information and analysis".
• The Terrorism Portal.com
  Directory of terrorism-related sites, organized by topic.
• Terrorism Research Center
  "An independent institute dedicated to the research of terrorism, information warfare and security, critical infrastructure protection, homeland security, and other issues of low-intensity political violence and gray-area phenomena."
• U.N. Counter-Terrorism Online Handbook
  "Combining information from the 24-member Task Force, the Online Handbook provides Member States, UN country teams, and relevant institutions with information available United Nations counter-terrorism related resources."
• U.S. State Department:
  - CounterTerrorism Office
  - Counterterrorism Training
  - Country Reports on Terrorism