Ideas and "Enabling Circumstances": Explaining Change in U.S. Foreign Policy Orientation.

Outlines a model of foreign policy development that explains changes in the U.S. grand strategy. Changes in the U.S. foreign policy orientation under conditions of structural uncertainty; Factors that affect the reorientation of grand strategy; Comparison of the foreign policy orientation during the administration of former U.S. President Jimmy Carter and in the administration of U.S. President George W. Bush.