'It is serious and intense': white supremacist domestic terror threat looms large in US

...While federal authorities may be showing a new resolve to tackle the problem, experts on white supremacy warn that the extremists are showing even greater determination. The movement is stirring, nationwide... 

... Michael German, a fellow of the Brennan Center for Justice who worked in the 1990s as an undercover FBI agent infiltrating white supremacist and militia groups, has studied how Trump's racist appeals and implicit encouragement of violence has played with far-right militants. "Now they feel sanctioned. They think, 'my violence is no longer criminal, it's allowed, it's what the president wants us to do'," he said... 

... "As an undercover agent, I was present in the room when militants tried to convince a recruit to carry out a violent act and either go to the grave or become a fugitive. That's a hard hump to get over. If you feel the president of the United States has authorized you to engage in this activity, it's a lot easier."...

https://www.theguardian.com/us-news/2020/oct/19/white-supremacist-domestic-terror-threat-looms-large-in-us