U.S. Army and CIA interrogation manuals
The U.S. Army and CIA interrogation manuals are seven controversial military training manuals which were declassified by the Pentagon in 1996. In 1997, two additional CIA manuals were declassified in response to a Freedom of Information Act (FOIA) request filed by The Baltimore Sun.
Source: Wikipedia — U.S. Army and CIA interrogation manuals (CC BY-SA 4.0)