The USA's first Labor Day parade, in 1882, went from City Hall to this square just north of 14th Street
[DOC] [TLE] Union Square, Manhattan - Wikipedia [PAR] Union Square is an important and historic intersection and surrounding 
neighborhood in Manhattan, New York City, located where Broadway and the 
former Bowery Road  now Fourth Avenue  came together in the early 19th 
century; its name celebrates neither the Federal union of the United States nor 
labor .... On September 5, 1882, in the first Labor Day celebration, a crowd of at 
least... [DOC] [TLE] The Very First Labor Day - America's Story from America's Library [PAR] The very first Labor Day was held on a Tuesday, September 5, 1882, in New York 
City.