Though, judging solely on Ian Reifowitz's excellent article, it seems Metzi's book left religion (at least relatively) out of the mix i kept thinking of similarities between political ideology and religion. The unquestioning devotion involved in being stuck in both as guessing most all who think (or don't think) like Trevor likely are.
"Review: 'Dying of Whiteness: How the Politics of Racial Resentment Is Killing America's Heartland'"
On reading of Trevor,
"“Trevor voiced a literal willingness to die for his place in [the racial] hierarchy, rather than participate in a system that might put him on the same plane as immigrants or racial minorities.”"