Unforgiving Years, published in France in 1971 and translated into English this year, is a visionary literary work rooted in the political tragedy of a Soviet secret agent who tries to take back his existence from the Party. The settings are prewar Paris, the siege of Leningrad, the fall of Berlin, and a postwar refuge in Mexico. This is the ultimate farewell to Communism. -- The Boston Globe <br> The Unforgiving Years. ..has now at last been translated into electric English by the indefatigable Richard Greeman...It's a seething, hallucinatory novel... -- Harper's <br> Born in Brussels of Russian revolutionary exiles, Serge (1890-1947) has long had a reputation as polemicist and journalist, but this powerful novel of the descent into WWII makes a strong case for his political fiction...Serge remains sophisticated even during the book's more noirish moments, and action sequences form an inseparable part of his hypnotic, prophetic vision. -- Publisher's Weekly (Starred R