Very few American Southerners were members of vigilante groups like the Ku Klux Klan during the era of segregation.
Richard Abowitz talks to the vigilante who claims to be behind the effort.
Slavery, segregation, and abortion led to civil war, vigilante violence, and massive protest movements.
"member of a vigilance committee," 1856, American English, from Spanish vigilante, literally "watchman," from Latin vigilantem (see vigilance). Vigilant man in same sense is attested from 1824 in a Missouri context. Vigilance committees kept informal rough order on the frontier or in other places where official authority was imperfect.