Using Marxist as a denunciation feels like a shibboleth considering how often it comes out of the mouths of conservative politicians in the USA when talking about stuff that is not remotely related to it.
I would much rather not have a repeat of the president who ran the federal government like he was a king, and the Constitution a bare semblance of a suggestion. FDR was one of the worst presidents in history, and many of the problems we face in our country today can be traced back to his immense executive branch power grab.