Negative Intelligence

During World War I, in the period of the Red Scare, and throughout the Great Depression, the army's domestic spy agency mounted an extensive surveillance campaign focused on civilians and groups deemed subversive. Negative Intelligence traces the fascinating and astonishing story of military espionage on the home front. Created by Major General Ralph H. Van Deman in 1917, the Negative Branch of Military, or MI, spied on American reformers in a program of civilian surveillance that surpassed even