Belgium–Luxembourg Economic Union 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 the terms of the treaty, the economic frontier was lifted and the Belgian franc and Luxembourg franc were set at a fixed parity (though revised in 1935 and 1944) establishing a monetary
History of Belgium church was afforded a good deal of freedom from state intervention. The state of conflict (but not open warfare) with the Netherlands lasted another eight years, but in 1839, the Treaty of London was signed between the two countries. By the treaty of 1839, the eastern part of Luxembourg did not join Belgium, but remained a possession of the Netherlands until different inheritance laws caused it to separate as an independent Grand Duchy (the western, French-speaking part of Luxembourg became the Belgian province of that name). Belgium lost Eastern Limburg, Zeeuws Vlaanderen and French Flanders and Eupen: four territories which