From its inception, Fidel Castro's revolution has exerted an impact on the international scene far out of proportion to Cuba's modest size and limited resources. This phenomenon became more pronounced in the mid-1970s as Havana's foreign policies took on truly global parameters that involved the dispatch of large combat forces to Angola and Ethiopia, the initiation of ambitious military and developmental aid programs for Third World nations, and the assumption of leadership of the Nonaligned Movement. Today Cuba remains a significant actor on the world scene, giving top priority to Caribbean...