With a three-day weekend, some may still be curious of what will be open or closed on Labor Day or why the day is commemorated.

Here's everything you should know about the federal holiday.

When is Labor Day?

Labor Day is observed each year on the first Monday of September. This year, that's Sept. 1.

Why is Labor Day celebrated?

Labor Day is celebrated to recognize the achievements of the United States labor movement in the late 19th century when American workers began to form labor unions and advocate for better working conditions, reasonable hours and fair wages, according to USA TODAY.

When did Labor Day first become federally recognized?

Labor Day became a national holiday in 1894 when President Grover Cleveland signed a law passed by Congress designating the first Monday in Se

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