Thirty-five members of the Teamsters, concerned about the infiltration of organized crime in the union and other issues, meet in Cleveland to form Teamsters for a Democratic Union - 1976
Massachusetts becomes the first state to establish a minimum wage - 1912
The House of Representatives approves the Taft-Hartley Act. The legislation allows the president of the United States to intervene in labor disputes. President Truman vetoed the law but was overridden by Congress - 1947