You might think the greatest literary assault on Soviet communism is Animal Farm, George Orwell’s fast-paced 1945 allegory—and you wouldn’t be far wrong. Although it satirizes the specifics of Stalin’s triumph over Trotsky, Bukharin, and the others in the wake of Lenin’s revolution, the book drives toward the more universal conclusion that the swinish elements of human nature will always snuffle their way toward power. All animals are equal, as Orwell famously put it, but some animals will quickly attempt to prove that they’re more equal than others. For that matter, you might think the most important account of Soviet communism…