How can society police the global spread of online far-right extremism while still protecting free speech? That’s a question policymakers and watchdog organizations confronted as early as the 1980s and ’90s – and it hasn’t gone away.

Decades before artificial intelligence, Telegram and white nationalist Nick Fuentes’ livestreams, far-right extremists embraced the early days of home computing and the internet. These new technologies offered them a bastion of free speech and a global platform. They could share propaganda, spew hatred, incite violence and gain international followers like never before.