He should have escaped the UK to Russia and applied for asylum. Go to work for RT. He could fight more effectively over the airwaves than from a cell.
Britain for all it’s reputation has no free speech tradition. Most of it’s history saying the politically wrong thing would get you killed. They pretty much had a concept of free speech for 4 to 6 decades.
They are regressing to their historic norm.
Its pretty funny that you can say the same for Russia.
"In any list of deaths(journalists), compiled by monitors inside or outside the country, Russia ranks near the top for deaths."
https://en.wikipedia.org/wiki/List_of_journalists_killed_in_Russia