The Metal Trades Department of what is now the AFL-CIO is founded – 1908
The Congress of Industrial Organizations expels the Fur and Leather Workers union and the American Communications Association for what it describes as communist activities – 1947
Battle of Century City, as police in Los Angeles attack some 500 janitors and their supporters during a peaceful Service Employees Int’l Union demonstration against cleaning contractor ISS. The event generated public outrage that resulted in recognition of the workers’ union and spurred the creation of an annual June 15 Justice for Janitors Day – 1990
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