The U.S. Government and the Vietnam War: Executive and Legislative Roles and Relationships, Part IV: July 1965-January 1968This fourth volume of a five part policy history of the U. S. government and the Vietnam War covers the core period of U. S. involvement, from July 1965, when the decision was made to send large scale U. S. forces, to the beginning of 1968, just before the Tet offensive and the decision to seek a negotiated settlement. Using a wide variety of archival sources and interviews, the book examines in detail the decisions of the president, relations between