The government knows they’re on the wrong side of many issues, to the point they know they can’t win an open debate.
So media control, regulation by enforcement, and institutional control becomes the focus of effort.
But go on, tell me about how “free speech zones” are meaningfully different to this. You won’t be arrested so long as you stay in your zone down the street and round the corner and out of sight.
The UK has serious problems, but reading Americans catastrophising over this stuff as I have been for a couple of decades now is always incredible. Take the beam from your own eyes. And stop believing lies about the streets of London being a war zone.