Labor Day the Knights of Labor, which organized the first parade in New York City. In 1887, Oregon was the first state of the United States to make it an official public holiday. By the time it became an official federal holiday in 1894, thirty states in the United States officially celebrated Labor Day. Canada's Labour Day is also celebrated on the first Monday of September. More than 80 countries celebrate International Workers' Day on May 1 – the ancient European holiday of May Day. (May Day was chosen by the Second Internationale of socialist and communist parties to commemorate the Haymarket
Labor Day have their first day of school after Labor Day, in order to give families another weekend to visit amusement parks in the state. The relevant statute has been nicknamed the "Kings Dominion law" after one such park. In Minnesota the State Fair ends on Labor Day. Under state law public schools normally do not begin until after the holiday. Allowing time for school children to show 4-H projects at the Fair has been given as one reason for this timing. In U.S. sports, Labor Day weekend marks the beginning of many fall sports. National Collegiate Athletic Association (NCAA) teams usually