One of the great gifts the British writer George Orwell gave us, in addition to his classics 1984 and Animal Farm, was a clear and uncompromising look at dangerous ideologies. In “Orwell and the British Left," British writer Ian Williams recalls Orwell’s underlining of “the old, true and unpalatable conclusion that a Communist and a Fascist are somewhat nearer to one another than either is to a democrat." Orwell’s well-observed conclusion nonetheless scandalized many on the left who rallied behi...