How is Lt. Corson's style of leadership different from Lt. Sidney Martin's methods? Why is it more effective with the platoon?

At what point is it obvious that the pursuit of Cacciato beyond Laos is a product of Paul Berlin's imagination?

What role does Li Van Hgoc play in the flight to Paris? Does the author use his lifestyle to explain the mysteries of the many tunnels in Vietnam, at least to Paul Berlin's way of thinking?

What is the symbolism of emerging from the Laotian tunnel into civilization?

How does Doc Peret represent the philosophical side of Paul Berlin?

Why are the answers to all of Paul Berlin's questions so vague?

Why does Cacciato keep appearing in Paul Berlin's fantasy? Why does he behave so intelligently when his reputation with the squad is that of a confused, addled boy?

Why are there no...