Belgium–Luxembourg Economic Union entrusted to a Board of Directors consisting of two Belgian members (including the chairman) and one Luxembourgish member, and the Higher Council of the Union (with three Belgian and two Luxembourgish members). Belgium–Luxembourg Economic Union The Belgium–Luxembourg Economic Union (, , ), abbreviated to BLEU or UEBL, is an economic union between Belgium and Luxembourg, two countries in the Benelux Union. BLEU was created by a treaty, signed on 25 July 1921, despite a referendum against such a proposal, between Belgium and Luxembourg, and came into effect upon ratification by the Luxembourg Chamber of Deputies on 22 December 1922. Under
Netherlands They were probably the most commonly used names, besides Flanders, another pars pro toto for the Low Countries, especially in Romance language speaking Europe. The Eighty Years' War (1568–1648) divided the Low Countries into an independent northern Dutch Republic (or Latinised "Belgica Foederata", "Federated Netherlands", the precursor state of the Netherlands) and a Spanish controlled Southern Netherlands (Latinised "Belgica Regia", "Royal Netherlands", the precursor state of Belgium). The Low Countries today is a designation that includes the countries the Netherlands, Belgium and Luxembourg, although in most Romance languages, the term "Low Countries" is used as the name for the Netherlands