As a matter of fact, Orwell had a lot of trouble finding a publisher for Animal Farm. Among others, he sent the MS to T. S. Eliot in 1944. Eliot is not exactly famed as a leftist, but he turned it down, I suppose because Uncle Joe Stalin was England’s beloved ally at that time.
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I lean towards the theory that Eric Blair got "Fosterized" with poison. Wasn't he working on a new book about Stalin's Soviet paradise?