This is the last volume, although published out of chronological sequence, in the nine-volume operational history series covering the Marine Corps\' participation in the Vietnam War.
The Year 1968 was.
While originally designed to be two volumes, it was decided that unity and cohesion required one book.
This book is the capstone volume of the entire series in that 1968, as the title indicates, was the Defining Year of the war.
A separate functional series complements the operational histories.
This is the last volume, although published out of chronological sequence, in the nine-volume operational history series covering the Marine Corps\' participation in the Vietnam War