I believe Clinton was impeached for perjury and obstruction of justice, those are serious crimes if you're a pleb. Also, they should have added an additional charge for setting sex ed and English back a number of decades.
A bipartisan congress voted to delegate warmaking authority to the president, which was essentially without precedent. There was even a constitutional challenge by people who didn't become antiwar when it was politically expedient. The court in Massachusetts
had this to say:
(emphasis mine)
Democrats called
Bush nasty names too. (and I agreed with them to a large degree)
I guess Nate Silver isn't popular with the Dems when he writes things that don't benefit them.