I think they are all scared of A and what the repercussions of doing anything about him might be for their privileged cossetted and protected lifestyles.
"You do it Dad, no YOU do it W, I'm not very well these days. But I'm very busy with the kids and Catherine Dad. What will we do son, get Parliament to investigate or what? I dunno Dad, they might get rid of all of us. OMG, say nothing then, keep the head down and hope it all blows over. I'm off to see the Pope so I better tell the subjects to look at MEEEE for a bit, then A might go off the front pages. What do you think son? Say a few prayers for us all Dad, we need them, since we might have to do something soon before the peasants revolt. Ah pour me another gin there son, at least the cellar is full"