Initial attempts at employee involvement programs were generally unsuccessful because They did not change the underlying structure of standardization, routinized work organization.
Since the National Labor Relations Act was passed in 1935, labor unions have been recognized as organizations that represent employees in many different industries under US labor law.
They currently focus their efforts on representing their members in disputes with management over alleged violations of contract clauses as well as on collective bargaining for wages, benefits, and working conditions for their membership.
Larger trade unions frequently participate in state and federal electioneering and lobbying efforts.
The AFL-CIO, founded in 1955, and the Change to Win Federation, which broke away from the AFL-CIO in 2005, are the two bigger umbrella organizations with which the majority of unions in the United States are affiliated.
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