March 1, 2016, will go down in history as the day the incubus of neoconservatism was banished from the Republican party – and, in effect, destroyed as a viable political force. It's the day Donald Trump swept the GOP's Super Tuesday primary, taking – as of this writing – Georgia, Alabama, Virginia, Massachusetts, Arkansas, Vermont, and Tennessee.

Three realities are clear from the results:

1. Marco Rubio is finished.

The great white hope of the neocons, Marco Rubio, only managed to eke out a minor win in Minnesota, which is a caucus state, and inconsequential insofar as delegates are concerned. He failed to mine the rich delegate cache in Texas, where he failed to make the 20 percent minimum, and received not a single delegate.