In the underworld of accelerationist neo-Nazis, where talk of attacks against western governments are commonplace, the spread of illegal weapons manuals and tradecraft on drone warfare are proliferating. Experts say, in some cases, that classes are being taught online with the input of leadership from proscribed terrorist groups with links to Russian intelligence. Authorities have been warning, on both sides of the Atlantic, about the accessibility of drone technologies and military veterans on the far right with the know-how to use them, presenting a grave national security threat. “Offering military-style training materials, including drone tradecraft, to the extreme right indicates...