History of Belgium from Korea in 1955. On September 5, 1944, the Benelux Customs Union was created. It entered into force in 1948, and ceased to exist on 1 November 1960, when it was replaced by the Benelux Economic Union after a treaty signed in The Hague on February 3, 1958. The Benelux Parliament was created in 1955. The Treaty of Brussels, signed on 17 March 1948 by Belgium, the Netherlands, Luxembourg, France, and the United Kingdom, is considered the precursor to the NATO agreement, which Belgium became an official member of on April 4, 1949. The headquarters of NATO are located in
William III of the Netherlands In the first two decades of his reign, he dismissed several cabinets and disbanded the States-General several times, installing royal cabinets which ruled as long as there was support in the elected second chamber of parliament. In what became known as the "Luxembourg Coup of 1856", William unilaterally instituted a new, reactionary constitution for Luxembourg, which he ruled personally, separate from the Netherlands crown. In 1867, France offered to buy Luxembourg, leading to the Luxembourg Crisis, which almost precipitated war between Prussia and France. However, the subsequent Second Treaty of London re-established Luxembourg as a fully independent country. During his