CPAC. Glenn Beck. The John Birch Society. Ron Paul. The point isn’t that all the ingredients were there for what became seditious conspiracy. It’s not as simple as a pinch of Ron Paul and a dollop of Birchers and a cup of Tea Party and presto you have a coup. Rather, the point is that conservatism in America, or what passed for it in its various manifestations, went off the rails more than a decade before the events of Jan. 6. Barack Obama’s election was, we all know, a catalyzing event. But it didn’t start there, and it certainly didn’t start in 2016 with the election of Donald Trump.