I knew it was going to be a weak self stroked grievance answer, but I didn’t expect that weak or so much self stroked grievance.
Your martyr was jailed for posting grossly offensive and racist remarks, even he admits he ‘done wrong’.
So no, not jailed for ‘disagreeing with the Government’, he was jailed for hate crimes he admits and pleaded guilty to.
https://www.cps.gov.uk/north-west/news/man-jailed-offensive-social-media-posts-wake-recent-disorder