Great. So when the dems get back in power they can go after all the far right militant movements that are armed to the teeth and breaking countless laws?
https://en.wikipedia.org/wiki/List_of_militia_organizations_...
While there are some on the leftist side, the vast majority of them have right-wing politics.
There is one caveat; Federal law enforcement routinely infiltrate groups that are mostly violent bluster, and creates agitation. This is entrapment, and is considered legal. However, it is very hard to ascertain which are really dangerous.