Labor Day in United States is annually held on the first Monday of September. It was originally organized to celebrate various labor associations' strengths of and contributions to the United States economy. It is largely a day of rest in modern times. Many people mark Labor Day as the end of the summer season and a last chance to make trips or hold outdoor events.
"Labor Day" - A national legal holiday that is over 100 years old. It grew out of a celebration and parade in honor of the working class by the Knights of Labor in 1882 in New York. In 1884, the Knights held a large parade in New York City celebrating the working class. The parade was held on the first Monday in September. The Knights passed a resolution to hold all future parades on the same day, designated by them as Labor Day.