In 1980, union membership density stood at 23 percent of the work force; some 40 years later, just over 11 percent of American workers belong to unions. During the same period, wealth inequality in the U.S. continued to accelerate largely on a social class basis. read more
Most unions in the United States are aligned with one of two larger umbrella organizations: the AFL-CIO created in 1955, and the Change to Win Federation which split from the AFL-CIO in 2005. Both advocate policies and legislation on behalf of workers in the United States and Canada, and take an active role in politics. read more