The Profession of Arms -- Film Description:
"This film is about professional soldiers—the career officers who devote their lives to maintaining military organizations and nurturing the attitudes that go with them. With extraordinary frankness, officers from six nations recount their combat experiences, describe how they come to terms with their job demands, and explain how sophisticated technology is changing the nature of their profession. Part three of the seven-part series War, hosted by Gwynne Dyer, examining the nature, evolution and consequences of modern warfare."
-- National Film Board of Canada

Source:
National Film Board of Canada. "NFB -- The Profession of Arms." National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=14307.