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
Geography of Belgium have repercussions for neighboring countries; uncertainties regarding federal and regional responsibilities (now resolved) have slowed progress in tackling environmental challenges. The main cities in Belgium in terms of population are Brussels, Antwerp, Ghent, Charleroi and Liège. Other notable cities include Bruges, Namur, Leuven, Mons and Mechelen. Geography of Belgium Belgium is a federal state located in Western Europe, bordering the North Sea. Belgium shares borders with France (556 km), Germany (133 km), Luxembourg (130 km) and the Netherlands (478 km). Belgium comprises the regions of Flanders, Wallonia and Brussels. Total renewable water resources: 18.3 cu km (2011) Freshwater withdrawal (domestic/industrial/agricultural):