(CNN)Here's a look at Labor Day, a legal holiday celebrated in the United States and Puerto Rico to honor working people. Labor Day is on Monday, September 4, 2017.
It is celebrated on the first Monday in September.
Early 1880s - The idea for creating a holiday to honor workers is proposed by either Peter McGuire of the Brotherhood of Carpenters and Joiners Union or Matthew Maguire of the International Association of Machinists (US Department of Labor). The Central Labor Union of New York appoints a committee to organize a picnic and parade in honor of working people.