The Politics of Narcissism

"She went to the heartland, which she kept calling the 'pro-America' part of the country. By the end of the campaign her message was almost entirely: 'Vote for me. I’m like you. You’re like me. We’re better than other people.'
"It wasn’t racist. It was just the reductio ad absurdum of political appeals based purely on cultural or ethnic identity."

Andrew Sullivan in The Sunday Times explains how identity politics have shifted from left to right.