The war in Vietnam achieved almost none of the goals the American decision-makers formulated, and it cost more than 56,000 American lives. Yet, until recently, Americans have preferred to ignore the causes and consequences of this disaster by treating the war as an aberration in United States foreign policy, an unfortunate but unique mistake. What are the """"lessons"""" of Vietnam? Many previous discussions have focused on narrow or misleading questions, rehashing military decisions, for example,