Labor Day in the United States is a Federal holiday and State holiday in all 50 states. It is observe every first Monday of September.
This September 7, 2009 it is also Labor Day in Canada and Independence Day in Brazil.
The US Labor Day originated in Canada out of labor disputes ("Nine-Hour Movement") first in Hamilton, then in Toronto, Canada in the 1870s, which resulted in a Trade Union Act which legalized and protected union activity in 1872 in Canada. Did you know that the first Labor Day in the US was celebreated on September 5, 1882 in New York City? The holiday is often regarded as a day of rest and parades.