I didn’t know that. Are they recent?
It's one of those surprising facts. The one Dem was elected with Dick Lamm in the 70's. Rogers and Buckley were Republicans elected in the 90's, but Buckley died young, in office, of heart problems or something, and Rogers had a falling-out with Bl.Owens and then lost a congressional primary.
Denver mayor Wellington Webb was one of the few black majors of major white-majority cities.
So they have a strong post-racial history.
Michigan and Pennsylvania .... yeesh. Too much bad blood from the John Streets and Kwame Kilpatricks of the world.