Eidolon, the final book in the Accursed trilogy, is set in Cold War America and details the fall and rise of the spiritualist medium, James Grey, alongside the systematic liquidation of any and all occultists.
Sputnik's launch put the United States scientific and military programs up against it. The U.S. Vanguard rockets began orbiting only months later. Yet there was a sense of urgency for the U.S. to catch up to its Cold War rival. U.S. Politicians, especially President Eisenhower, were pressured to step up testing of scientific and military rockets in order to bring the U.S. forward in the Space Age.