Members of the Boogaloo movement carry semi-automatic firearms during a gun rights rally in Richmond, Va., on Saturday. The Hawaiian shirt-wearing so-called “boogaloo boys” are part of an amorphous movement of disenchanted, mostly white men who think another Civil War is inevitable, even necessary, to correct an overreaching federal government and other societal ills.

Members of the Boogaloo movement carry semi-automatic firearms during a gun rights rally in Richmond, Va., on Saturday. The Hawaiian shirt-wearing so-called “boogaloo boys” are part of an amorphous movement of disenchanted, mostly white men who think another Civil War is inevitable, even necessary, to correct an overreaching federal government and other societal ills.