Declassified Documents Reference System

U.S. Declassified Documents Online provides immediate access to a broad range of over 700,000 previously classified federal records spanning the twentieth and twenty-first centuries. The collection is the most comprehensive compilation of declassified documents from the executive branch. The types of materials include intelligence studies, policy papers, diplomatic correspondence, cabinet meeting minutes, briefing materials, and domestic surveillance and military reports. The collection also holds major releases of declassified documents from the Department of State, Department of Defense, Central Intelligence Agency, Federal Bureau of Investigation, Joint Chiefs of Staff, and other executive agencies. Materials cover virtually every significant foreign-policy development and international crisis, from the years leading up to the First World War  through the wars in Afghanistan and Iraq. Topics include the Second World War, the end of colonialism, the Korean War, the Vietnam War, US relations with non-aligned states in the 1960s, US-Soviet relations, international trade, nuclear proliferation, conflict in the Middle East, and the War on Terrorism. The collection also features important sources on domestic surveillance, the civil rights and anti-war movements, abuse of government power, and home-grown terrorism.

View the database here