The political, economic, and financial aspects of sustaining an oil blockade against China mean that even a militarily successful blockader could find its political, economic, and diplomatic position untenable well before a blockade could exert its full effects.
"A Maritime Oil Blockade Against China—Tactically Tempting but Strategically Flawed,"
Naval War College Review: Vol. 71
, Article 6.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol71/iss2/6