Frederic C. Rich’s risky political fiction “Christian Nation” is set in an alternate universe in which Sarah Palin succeeds John McCain as president following McCain’s passing. And McCain wins the 2008 US presidential election. The novel imagines a bleak future in which Sarah Palin’s administration sparks a Dominionist uprising that ends in The Blessing, a full authoritarian act that is upheld by the Purity Web a virtual society. A former attorney the narrator describes the establishment of this system and the resistance movements.