This may be the most comprehensive story of the parallels between Trump today and Senator Joseph McCarthy in the 1950s, told as a cautionary tale for today's GOP
https://www.cnn.com/2020/12/01/politics/gop-silence-trump-false-election-claims-mccarthy/index.html
GOP silence on Trump's false election claims recalls McCarthy era
"(CNN)The silence of congressional Republican leaders as President Donald Trump's unfounded claims of election fraud grow wilder and more venomous increasingly resembles the party's deference to Sen. Joe McCarthy during the worst excesses of his anti-Communist crusade in the early 1950s.
In McCarthy's era, most of the GOP's leaders found excuses to avoid challenging conspiracy theories that they knew to be implausible, even as evidence of their costs to the nation steadily mounted. "
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well worth the read, if you care about the country and/or have an interest in history.
If you dont know, Trump has long called Roy Cohn a mentor. Roy Cohn was assistant to McCarthy (I believe) and also the reason that McCarthyism came to an end
the parallels between the GOP's SELF-SERVING handling of McCarthy in the 50s and Trump today are breathtaking.