Every May 1st, the workers from around the world commemorate the great event that is a demonstration of the workers in the United States in 1886, which demanded the implementation of eight hours of work. This demand associated with the current environment, when the workers were forced to work for 12 to 16 hours per day.
The first strike of the working class in the United States occurred in 1806 by workers Cordwainers. The strike brought to who court and also raised the fact that the working class in that era worked from 19 to 20 hours a day. Since then, the struggle to demand reduction working hours become a common agenda of the working class in the United States.