ATP 1-20 governs Army field history operations, military history detachment organizations and missions, and field historian duties.
View ATP 1-20 on armypubs.army.mil
ATP 1-20 covers the Army Historical Program, military history collection and reporting, oral interviews, artifacts, and historical publications. It describes the military decisionmaking process and requires field historians to apply the operations process during combat and contingency operations.
Applies to: Active Army, Army National Guard, and U.S. Army Reserve: Distributed in electronic media (EMO).
Army field historians document, record, and report the Armys official history at the command and unit levels. (paragraph 1-14)
The MHD is not a substitute for the command or unit historian, who is responsible for the command history program in all its aspects. (paragraph 4-9)
Historical documents, materials, oral history recordings, and transcripts collected by MHDs are forwarded to the Center of Military History (CMH) for processing and archiving. (paragraph 4-27)
The operations data report is an annotated chronology of the units operations that will be fully supported by an indexed set of key historical documents. (paragraph 4-29)
Field historians must be familiar with the operations process and apply this method in their daily tasks during combat and contingency operations (See ADRP 5-0 for more information). (paragraph 6-2)