None of this is news to any of you who have worked in a large corporation or bureaucracy: a new boss comes in, and the old line establishment is dead set against him.
Oh, there doesn't have to be any particular reason, they just don't like change. And so they begin to slow walk everything, to cut against his objectives, and generally make life miserable for the new leader.
For the past 3 years we've seen the same thing aimed at President Trump. Only this time the steaks in this struggle are much higher. When you consider that Trump is the Chief Executive of a work-force of over 2 million people, perhaps this should come as no surprise.