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
Tourism in Luxembourg the Netherlands, Belgium and Germany with substantial numbers from France, the United Kingdom and the United States. Camping is popular in Luxembourg, particularly with the Dutch, who camp for much longer than other nationalities, especially in the Ardennes and the Mullerthal. Bordered by Belgium, France, and Germany, Luxembourg has a population of over half a million people in an area of . A representative democracy and constitutional monarchy ruled by a Grand Duke, it is the world's only remaining Grand Duchy. The country has a highly developed economy, with the world's highest GDP per capita. Its strategic importance dates back