True enough.  Nixon did do those things.  But not necessarily out of choice.  Society demanded it.  Perhaps I'd be more correct in saying that Trump's impact will be akin to the Viet Nam War's on our society.

Say what you want about the internet's polarizing echo chamber news sources, but there's a wider variety of news from different sources than there ever was in the 60's.  Anyone who wants to start a blog can reach thousands or millions.  And social media can magnify that even more.