original "Rednecks" were striking Appalachian coal miners, who identified each other by tying red bandanas around their necks. They became such a threat to capitalist interests in the North that the US government literally dropped surplus chemical weapons from WWI on the civilian miner population in the West Virginia towns of Jeffrey, Sharples, and Blair.

https://en.wikipedia.org/wiki/West_Virginia_coal_wars

#USA #labor