Neo-Nazi movements have exploited the pandemic to boost their support, said U.N. Secretary-General Antonio Guterres.
Christian Mackey, the feds said, described himself as a "radical jew slayer." He was charged due to the help of an undercover agent.
Secretary-General Antonio Guterres said that almost two-thirds of young Americans do not know that 6 million Jews were killed during the Holocaust.
Johnny Roman Garza, 21, was one of four people charged with conspiring with terroristic hate group Atomwaffen Division.
Four neo-Nazis arrested on gun charges wanted to spark a race war, prosecutors said, and their potential targets included Black Lives Matter protesters.
The marches have attracted a mixed crowd of civil rights activists and people who oppose vaccinations, as well as neo-Nazis and members of the far-right.
Cantwell, 39, is also expected to face a civil trial for his role in the white supremacist violence that engulfed Charlottesville, Virginia, in 2017.
Authorities searched the home of Andrew Richard Casarez, aka white supremacist “Vic Mackey,” and confiscated a gun, an official said.
Cantwell has harassed and threatened people for years since participating in 2017's deadly white supremacist rally in Charlottesville, Virginia.
Federal prosecutors asked to detain three members of the violent extremist group The Base, arguing that they had plotted violence to spark a civil war.