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
Southern Netherlands the remainder of the area became known as the Spanish Netherlands and remained under Spanish control. This region comprised modern Belgium, Luxembourg as well as part of northern France. The Spanish Netherlands originally consisted of: The capital, Brussels, was in Brabant. In the early 17th century, there was a flourishing court at Brussels, which was under the government of King Philip III's half-sister Archduchess Isabella and her husband, Archduke Albert of Austria. Among the artists who emerged from the court of the "Archdukes", as they were known, was Peter Paul Rubens. Under the Archdukes, the Spanish Netherlands actually had formal