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
Austrian Netherlands Austrian Netherlands The Austrian Netherlands (; ; ; ) was the larger part of the Southern Netherlands between 1714 and 1797. The period began with the acquisition of the former Spanish Netherlands under the Treaty of Rastatt in 1714 and lasted until its annexation during the aftermath of the Battle of Sprimont in 1794 and the Peace of Basel in 1795. Austria, however, did not relinquish its claim over the province until 1797 in the Treaty of Campo Formio. The Austrian Netherlands was a noncontiguous territory that consisted of what is now western Belgium as well as greater Luxembourg, bisected