ITV News has uncovered a network of far-right groups, spanning both sides of the Atlantic.
So just how are they working together and what do they want?
Global Security Editor Rohit Rohit Kachroo tells Geraint Vincent what you need to know.
This is very disturbing. Brexit has fuelled much of this dangerous nonsense. And Trump's re-election has been real grist to this mill. — © Mark Alexander
