There was also
Miners then.
http://www.sangres.com/history/coalfieldwar01.htm#.UItwgoYhTrchttp://www.judybaca.com/dia/text/ludlow.htmlMiners 2012
http://www.stamfordadvocate.com/news/article/SAfrica-Media-reports-undermine-miners-claim-3840370.phpAnd so on.
The more things change, the more the greedy stay the same--forever willing to kill or maim workers rather than pay them a little more, with help from government and media.
But no one called it warfare until the 99% began some timid complaints and a modest tax increase was suggested. A modest tax increase = warfare.
Speaking of which, what on earth or in hell is it with America and her fake wars anyway?
War on Drugs (because we apparently learned nothing at all from repeal of Prohibition), War on Poverty, and the stupidist of all, War on "Terror." ( Good luck with them all, especially the war on an emotion with which our species is born-fear.
I just can't wait until drugs, poverty and fear surrender to the United States, can you? The world will be ever so much nicer without them.