KnowraMay DayLinked fromLinked fromThe 5 pages that link to May Day, each with the reason it gives.All 5Related 4Compared with 1Haymarket affairRelated: The Haymarket events helped inspire the choice of May 1 for international labor demonstrations.International Workers' DayRelated: The shared date links labor demonstrations with older springtime observances.Harvest festivalCompared with: It celebrates springtime rather than the completion of a crop harvest.Morris danceRelated: Morris sides often perform at May Day events and other seasonal gatherings.Lily of the valleyRelated: Lily of the valley is exchanged as a traditional springtime gift in France on May 1.