No, and that's why so many Democrat politicians of McGovern's generation either became Republicans or independents over time, especially in the south.
It has become a commonplace to say the JFK would not today recognize his party, and I believe that is true. But among those who survived the 60s and 70s were many who saw the writing on the wall, as liberalism increasingly gave way to the current brand of secular, amoral, puerile and grievance-based radicalism that dominates today's Democrat party.
Then we, too, could have had OUR Bill Clinton.