An
alternate history novel,
The Man in the High Castle is set in the
United States, several decades after defeat by the [Axis powers]
? in
World War II. The eastern States are under German influence, the western, under
the Japanese. The title character is a writer who has published a best-selling alternate world novel ('
The Grasshopper Lies Heavy') in which the Axis powers lost the war; a world similar to, but not entirely like our own.
An interesting aspect of The Man in the High Castle is that Dick claimed to have written it using the same method that the novelist in the book had used to write his novel...