At one time, the United States was the “Great Melting Pot,” the only nation on Earth where people from all backgrounds, nationalities, races, sexual orientations, pretty much any configuration of human being you can think of, came together under the banner “American.” People from every corner of the planet wanted to move here, throw themselves into that pot, become Americans and melt themselves into all the opportunity that word offered. That’s no longer the case. Thanks to the progressives’ “divide and conquer” electoral strategy, the melting pot has been thrown away and replaced with a series of chafing dishes. People...