◆ SpookStack

Sn a oe the revolt or the continuation of large scale guerrilla action in terrain suited for that purpose. These alternatives are discussed in the following praragraphs. 5. DIPLOMATIC AND ECONOMIC PRESSURE: There is little that can be done to impose real political and economic pressure on the Castro regime and no such course of action now under serious cont sideration seems likely to bring about its overthrow. a. A true blockade of Cuba enforced by the United States would involve technical acts of warand has now been dismissed as infeasible. b. Action to halt arms shipments from Cuba into any other part of the hemisphere would be cumbersome and easily evaded if air transport were employed. While undoubtedly of some value it is difficult to see that the institution of such measures would either impose severe pressure on the Castro regime or effectively insulate the rest of the hemisphere from it. Castro's principal tools of subversion are people, ideology, the force of example and@imoney. The flow of these items cannot be dammed up. ce. Further economic sanctions are theoretically possible but can quite readily be offset by an increase of trade with the Bloc.