Review CONPLAN, the U.S. Government Interagency Domestic Terrorism Concept of Operations Plan, and the State Department maintains a list of extraditions of terrorists. The CRS Reports: Terrorism, the Future, and U.S. Foreign Policy page features several pages of Congressional reports on terrorism. (Once you're in the site, click to the appropriate section, the scroll or edit/find to find the report.)
The government issued a report (PDF file) focusing on the behavior of the occupants of the World Trade Center evacuation after the 1993 bombing.
FirstGov has attack-related resources, including a section on "Benefits and Assistance" for finding medical assistance resources listed for individual states.
Related Government Documents
Global Beat: NYU's Center for War, Peace and the News Media
This site is useful for anyone who is interested in international news. Each week, Global Beat runs stories and backgrounders on important areas of the world, such as Iraq, Chechnya, South Asia, etc.
U.S. Use of Pre-emptive Military Force
A .PDF file.
Background Checks for Firearm Transfers (2001)
Includes full-text report and Excel spreadsheets.
The Jurist: Terrorism Law & Policy Guide
The legal education and information portal at the University of Pittsburgh School of Law, has posted an online guide to Terrorism Law & Policy. The guide features breaking news, U.S. policy documents, Executive Orders and federal legislation, academic commentary and an extensive bibliography.
U.S. Treasury's Office of Foreign Asset Control
An overview of asset-control regulations with Iran. (In .pdf format).
Specially Designated Nationals and Blocked Persons
Updated Sept. 10, this 52-page document contains an alphabetical master list. (In .pdf format). Also see: recent changes.