Waldeck Rousseau law (1884) explained

The Law relating to the creation of professional unions of 1884 (French: Loi relative à la création des syndicats professionnels) often called the Waldeck-Rousseau law legalised Trade Unions in France.^[1]

Notes and References

1. https://www.citeco.fr/10000-years-history-economics/industrial-revolutions/legalisation-of-trade-unions-in-france