I think most Military History Channel programs are stuff the History Channel ran in the past, but its the best stuff IMO.
Closest I can get are some YT vids:
http://www.youtube.com/results?search_query=military+channel&oq=military+channel&gs_l=youtube.3..0l10.1670.4885.0.5372.16.9.0.6.6.0.130.531.4j2.6.0...0.0...1ac.1.11.youtube.0QJl7y65FMg