Labor Day is often considered the unofficial end of summer—a time for barbecues, family gatherings, and one last long weekend before fall arrives. But there’s much more to the holiday than cookouts and a day off from work. Here are some interesting Labor Day facts and trivia to share with friends and family. 1. Labor Day Has Been Celebrated for More Than 140 Years The first Labor Day celebration took place on September 5, 1882, in New York City. Thousands of workers participated in a parade organized by the Central Labor Union, followed by a celebration with food, speeches, and entertainment. 2. Labor Day Became a Federal Holiday in 1894 President Grover Cleveland signed legislation making Labor Day a federal holiday on June 28, 1894. [...]