Isolate or EngageThe U. S. government has essentially two choices when dealing with adversarial states: isolate them or engage them. Isolate or Engage systematically examines the challenges to and opportunities for U. S. diplomatic relations with nine intensely adversarial statesChina, Cuba, Iran, Libya, North Korea, U. S. S. R. Russia, Syria, Venezuela, and Vietnam: states where the situation is short of conventional war and where the U. S. maintains limited or no