Sun Tzu Võ Nguyên Giáp, the strategist behind victories over French and American forces in Vietnam, was likewise an avid student and practitioner of Sun Tzu's ideas. America's Asian conflicts against Japan, North Korea, and North Vietnam brought Sun Tzu to the attention of American military leaders. The Department of the Army in the United States, through its Command and General Staff College, has directed all units to maintain libraries within their respective headquarters for the continuing education of personnel in the art of war. "The Art of War" is mentioned as an example of works to be maintained at each facility,
The Book of the New Sun Severian also notes that the waiter very much resembles himself and it is implied that the waiter is Severian's father. The book ends with Severian exploring the citadel and retracing Triskele's steps through an underground building. Seeing the dog's footsteps and his own he follows the latter, returning to the Atrium of Time. Unlike the four earlier parts of the Book of the New Sun, Urth of the New Sun mostly takes place outside Urth. The book is yet again a continuation of Severian's narration of the aftermath of his ascent to the throne and subsequent journey "between the suns"