I like the Defense News periodical, and have heard good things about Jane's Defence Weekly. There are a lot of Field manuals available (e.g., see http://www.gl

I like the Defense News periodical, and have heard good things about Jane's Defence Weekly. There are a lot of Field manuals available (e.g., see http://www.globalsecurity.org/military/library/policy/army/fm/ http://www.globalsecurity.org/military/library/policy/army/f...), but those are (in my experience) more about tactics than strategy.