- 9-11 Commission Final Report
- Complete 585-page report of the events before, during, and after the attacks on September 11, 2001. Examines the facts and circumstances surrounding 9/11, identifies lessons learned, and offers recommendations to guard against future acts of terrorism.
- Commission on the Intelligence Capabilities of the United States Regarding Weapons of Mass Destruction
- The official 618 page full report, White House Fact Sheet, Executive Order 13328 and more.
- Department of Homeland Security
- Includes information on counterterriorism, border security, immigration, security actions since 9/11, emergencies & disasters, and travel & transportation.
- Federation of American Scientists – Official Documents Library
- Useful gateway to Congressional Research Service (CRS) reports on National Security issues such as intelligence, special weapons, military analysis, government secrecy and more.
- Homeland Defense & Homeland Security Studies
- The Air War College provides many primary government resources related to national security topics.