In the spring of 1967 the United States reached a strategic crossroads in the war with Vietnam. Significant U.S. domestic opposition to the war had emerged in late 1966, crystallizing as American casualties rose with the expanded offensive operations of an American force that approached half a million men.
Brower, Charles F. IV
"Strategic Reassessment in Vietnam: The Westmoreland "Alternate Strategy" of 1967-1968,"
Naval War College Review: Vol. 44
, Article 4.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol44/iss2/4