I think it was Dave the Maoist who asked Julian the Trotskyist “Where were you on the Long March, comrade?” It had been a heated discussion in the bar after a meeting of the university socialist society. But though Dave and Julian were heavily invested in the debate, no one else cared. No one in the world.

So, I hear the keen, new Labour voter today reading all this stuff about Corbyn and his comrades and their silence over Venezuela and asking in a similar way: “Come on guys, what does it matter? Let’s talk about cuts to the NHS.”

Is it an answer to say that it certainly mattered to Corbyn until very recently? If he and his friends hadn’t been so bothered by