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
Belgium–Netherlands relations to host the 2018 World Cup football. The Duke of Brabant was invited to attend the inauguration of King Willem Alexander and Queen mathilde is a godmother of Princess Alexia of the Netherlands. Queen Beatrix attended the state Funerals of King Baudouin and Queen Fabiola. Queen Juliana attended the Wedding of King Baudoin and Queen Fabiola in 1960. Belgium–Netherlands relations Belgian–Dutch relations refer to interstate relations between the Belgium and the Netherlands. It can be seen as one of the closest international relationships in existence, marked by shared history, culture, institutions and language, extensive people-to-people links, aligned security interests, sporting