The UAW begins what was to become a successful 172-day strike against International Harvester. The union turned back company demands for weakened work rules, mandatory overtime - 1979

International Union of Wood, Wire & Metal Lathers merges with United Brotherhood of Carpenters & Joiners - 1979

Amalgamated Meat Cutters & Butcher Workmen of North America merge with Retail Clerks International Union to become United Food & Commercial Workers - 1979