Category:Trade unions established in 1973 From Wikipedia, the free encyclopedia This category is for trade unions (aka labor unions) established in the year 1973. 19681969197019711972197319741975197619771978 1920s1930s1940s1950s1960s1970s1980s1990s2000s2010s2020s Organized Labour portalHistory portal2020s portal Related Articles~TimelinesTop QsFact Checks
