More than a dozen men wearing black masks and sunglasses – obstructing any open source investigators from easily identifying them – appeared in a Telegram video in front of city hall in London, Canada, in June. “Mass deportations now,” the men yelled in unison, holding up banners with the same slogan. “No blood for Israel.” While this type of scene with masked men chanting is a relatively common occurrence in the US, this incident in Canada illustrated the underbelly of a surging global movement: neo-Nazi active clubs, American-born neofascist fight clubs, are rapidly spreading across borders. London, a larger Canadian...