A key element in modern military thought in this country has been a return to study and analysis of a work over a century-and-a-half old-Carl von Clausewitz's On War, published posthumously by his widow in 1832.
Summers,, Harry G. Jr
"Clausewitz and Strategy Today,"
Naval War College Review: Vol. 36
, Article 4.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol36/iss2/4