April 28 -- Union Communications Services, Inc.
Coal mine collapses at Eccles, W.Va., killing 181 workers - 1914
A total of 119 die in Benwood, W.Va., coal mine disaster - 1924
United Wallpaper Craftsmen & Workers of North America merges with Pulp, Sulfite & Paper Mill Workers - 1958
American Federation of Hosiery Workers merges with Textile Workers Union of America - 1965
Congress creates OSHA, the Occupational Safety and Health Administration. The AFL-CIO sets April 28 as “Workers Memorial Day” to honor the hundreds of thousands of workers killed and injured on the job every year - 1970