My goal was not to rehabilitate McCarthy or give aid and comfort to Holocaust deniers but to point out that there was a lot of Soviet espionage activity, which

My goal was not to rehabilitate McCarthy or give aid and comfort to Holocaust deniers but to point out that there was a lot of Soviet espionage activity, which the article implies was not the case. I strongly encourage you to read Patrick Moynihan's "Secrecy" book for a nuanced view of the policy challenges of managing secrets, diplomacy, and counter-intelligence in a way that preserves democracy.