Why Trump was elected
Frank, Thomas. Listen, Liberal: Or, What ever Happened to the Party of the People? Metropolitan Books/Henry Holt & Company, 2016.
Hochschild, Arlie Russell. Strangers in their own Land: Anger and Mourning on the American Right. The New Press, 2016.
Isenberg, Nancy. White Trash: The 400 Year Untold History of Class in America. Viking, 2016.
Myers, Steven Lee. The New Tsar: The Rise and Reign of Vladimir Putin, Knopf, 2015.
Packer, George. The Unwinding. Farrar, Straus, and Giroux, 2013.
Schlesinger, Arthur M. The Cycles of American History. Mariner Books, 1986.
Vance, J. D. Hillbilly Elegy: A Memoir of a Family and Culture in Crisis. Harper, 2016.
Here are some fiction reads to help your understanding:
Alexie, Sherman. The Absolutely True Diary of a Part-Time Indian. Llittle, Brown Books, 2007.
Butler, Nickolas. The Hearts of Men, Ecco, 2017.
Pollock, Donald Ray. Knockemstiff. Random House, 2008.
Rash, Ron. Burning Bright. Ecco, 2010.
Cotton, Christopher. The Secret Wisdom of the Earth, Gran Central Publ, 2015.