On this day in Labor History the year was 1912. That was the birthday of Dorothy Height, a Civil Rights leader and a champion for black women domestic workers. Domestic workers had largely been left out of the labor protections passed as part of the New Deal.

On this day in Labor History the year was 1918. That was the day that trial of 101 Industrial Workers of the World began in Chicago. Their alleged crime? Speaking out against US involvement in World War I.

On this day in Labor History the year was 1941. That was the day that the generators began to operate at one of the most massive construction projects ever built—the Grand Coulee Dam. The dam generates hydro-power from the Columbia River in Washington State.

On this day in Labor History the year was 1960. That was the day of the Sharpeville, Massacre in South Africa. Black South Africans were required to carry identification documents. These passes limited who could live or work in designated “white” areas of the country.

On this day in Labor History the year was 1854. That was the day that the founders of what became the Republican Party met in Ripon, Wisconsin. The idea was to form a new party, opposed to the Southern labor system based on slavery. That July the Republicans held their first convention in Michigan.

On this day in Labor History the year was 1834. That was the day that six Englishmen, who would become known as the Tolpuddle Martyrs were sentenced to seven years “transportation” to the penal colony of Australia. Their crime? Forming a union

On this day in Labor History the year was 1968. That was the day that the staff at radio station KMPX in San Francisco went on strike. The radio station had broken new ground with their “underground rock” format. In 1967, the station hired Tom “Big Daddy” Donahue as a DJ.

On this day in Labor History the year was 1890. That was the day that the executive council of the American Federation of Labor decided that the Carpenters union should lead a national campaign for the eight-hour day. The cry “eight hours for work, eight hours for rest, eight hours for what we will!” had been on the lips of working people for more than twenty years.