In large measure the American debate over national security has forged ahead in a policy vacuum. The core factor in any country's foreign relations is the body of interests that it pursues, not the means whereby it intends to protect them.
Graebner, Norman A.
"Coming to Terms with Reality,"
Naval War College Review: Vol. 36
, Article 9.
Available at: https://digital-commons.usnwc.edu/nwc-review/vol36/iss5/9