My guess is that they feel they are losing ground amongst the new US elite by not being supportive enough of the current US administration. Still, I would have thought that their audience is not that skewed to the US.
But I remember reading an article a few years back (I think it was in the New Yorker), when they had their last change in editor, which told the tale of the inside in-fighting for the job, with the ideological wing (the free marketeers) finally winning over the "internationalist" wing. That new editor brought most of the changes that we see now. In the long run, we're all dead. John Maynard Keynes