May Day Workers marching in Moscow's Red Square, May 1, 2015. (more) What Is the Difference Between May Day and Labor Day? Written by Tamanna Nangia Tamanna Nangia is Associate Editor, Encyclopaedia Britannica. She has over five years of experience in editorial processes, handling many different aspects of the publishing process: content development,... Tamanna Nangia Fact-checked by Britannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Britannica Editors Last updated Apr. 24, 2026 •History Aren’t May Day and Labor Day basically the same thing? Not quite! While both May Day and Labor Day honor workers, they are two different observances. May Day (May 1) is international and overtly related to workers’ historic struggles. Labor Day (the first Monday in September) is an American and Canadian holiday that recognizes workers’ contributions to society. Did You Know? In medieval and modern Europe, May Day (May 1) is also a celebration of the return of spring....

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