First day of school is September 11, or the first Monday following if September 11 is a Saturday or Sunday. According to a 2010 decree of Polish Minister of Public Education, the first day of school for regular compulsory education schools in Poland is on September 1 or the first following Monday if September 1 falls on Friday, Saturday or Sunday. The last day is the last Friday after 18th of June. Previously, according to a similar 2002 decree, the above exception was only for Saturday and Sunday, and the last day was the first Friday after June 18. Schools in Russia (and formerly
Labor Day By the time it became an official federal holiday in 1894, thirty U.S. states officially celebrated Labor Day. All U.S. states, the District of Columbia, and the United States territories have subsequently made Labor Day a statutory holiday. The date of May 1 (an ancient European folk holiday known as May Day) emerged in 1886 as an alternative holiday for the celebration of labor, later becoming known as International Workers' Day. The date had its origins at the 1885 convention of the American Federation of Labor, which passed a resolution calling for adoption of the eight-hour day effective May 1,