Two neo-Nazi terrorists from Gab have been jailed:
https://www.bbc.co.uk/news/uk-48672929
"The court heard the teenagers used pseudonyms to run personal accounts on the Gab social media site... "
"...glorified the Norwegian mass murderer Anders Breivik, and said white women who date non-white men should be hanged."
"Created by a small number of people, Sonnenkrieg used the internet to exaggerate its size and capabilities ...seeking direct action from those accessing its propaganda."