The day is also chosen to honour the people who died during a demonstration in Chicago in 1886 when workers were striking for an eight-hour working day.
Ngalolu suku kusuke kukhunjulwa abasebenzi abalahlekelwa izimpilo zabo esehlakalweni esaziwa ngeHaymarket Affair ngonyaka we-1886 lapho babebhikishela ukuthi kwehliswe amahora okusebenza abe yi-8.