The 1931 Workers' Olympiad was the third edition of International Workers' Olympiads.
In February 5–8, 1931 the second winter Workers' Olympiad organised by the Socialist Workers' Sport International was held in the town.
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Seixas Santos was one of the directors of As Armas e o Povo (1975), directed by a group of film-makers, which portraits the week between the April 25 and the May 1 1974.
He was a founding member of the Malatesta Club, an anarchist social club and venue that opened in London on May Day 1954.
It was the first French and international celebration of International Workers' Day on May Day.
Cuccia has also been mentioned as one of the mafiosi behind the Portella della Ginestra massacre during a Labour Day manifestation on May 1, 1947, when 11 people were killed and 33 wounded by the bandit Salvatore Giuliano.
In 1950 Marcel Oopa took part in the first May Day celebrations in the history of French Polynesia, participating in military uniform.
Pervoye Maya literally means "1st of May", the International Workers' Day.
From May 1893, during the period of the Fasci Siciliani, the peasants of the neighbouring towns of Piana degli Albanesi, San Giuseppe Jato and San Cipirello used to gather at Portella della Ginestra for the Labour Day celebrations at the initiative of the physician and peasant leader Nicola Barbato, who used to speak to the crowd from a big rock that was later called "Barbato's Stone".