?Mr. Berle, whose long career of outstanding public service in the Latin-American field gives him special credentials for setting forth his strong views, has produced a highly provocative and thoughtful policy book, possibly the most significant currently available study of the United States-Latin American relationship....Though Mr. Berle's book was completed before the official entry of Cuba in the cold war through the Soviet military guarantee to the Havana regime, his central thesis remains, I think, fully valid.?-New York Times Book Review