Down a Georgia country road, camouflaged members of the Three Percent Security Force have mobilized for rifle practice, hand-to-hand combat training — and an impromptu campaign rally for Republican presidential candidate Donald Trump.

"How many people are voting for Trump? Ooh-rah!" asks Chris Hill, a paralegal who goes by the code name "Bloodagent."

"Ooh-rah!" shout a dozen militia members in response, as morning sunlight sifted through the trees late last month.