For years the U.S. Navy has been committed to naval control of shipping under NATO, and as such has devoted a significant reserve force to the manning of ports throughout the world-not only in its NATO area of responsibility, but in the Pacific and in certain ports in Latin America as well.
Stetson, Jeane H.
"Defense of Shipping in the Western Hemisphere: A Second Look,"
Naval War College Review: Vol. 45
, Article 10.
Available at: https://digital-commons.usnwc.edu/nwc-review/vol45/iss2/10