Big Picture: The Third Challenge: Unconventional Warfare

National Archives and Records Administration ARC Identifier 2569809 / Local Identifier 111-TV-578 Big Picture: The Third Challenge: Unconventional Warfare DVD Copied by Thomas Gideon - Department of Defense. Department of the Army. Office of the Deputy Chief of Staff for Operations. U.S. Army Audiovisual Center. (ca. 1974 - 05/15/1984). The world has long been familiar with two military challenges posed by the forces