Back in 1960, Dems carried lunchboxes and worked for Republicans. Many Dems were WWII vets, and worked hard for the American dream.
Then Vietnam came... and "Polarization" which produced "The Hardhats", and the '68 Dem convention. it was an easy win for Nixon, as only the far left voted for Humphrey.
The Dr. Spock generation of of permissives radicals are now running the gov't. ...calling themselves Dems and are quite sure that it will continue, now that they can tax the rich to buy votes with such as cellphones.