Foreign relations of the Netherlands context of the Western European Union and the European Security and Defence Policy of the EU – and bilaterally, as in the German-Netherlands Corps. In recent years, the Dutch have become significant contributors to UN peacekeeping efforts around the world as well as to the Stabililzation Force in Bosnia and Herzegovina (SFOR) in Bosnia. The Dutch have been strong advocates of European integration, and most aspects of their foreign, economic, and trade policies are coordinated through the European Union (EU). The Dutch postwar customs union with Belgium and Luxembourg (the Benelux group) paved the way for the formation of the
Belgium–Netherlands border Belgium–Netherlands border The Belgium–Netherlands border separates Belgium and the Netherlands and is 450 km long. Belgium and the Netherlands are part of the Schengen Area. This means there are no permanent border controls at this border. On the Belgian side, the border is shared by four Flemish provinces (out of the five in the Flemish Region). From west West Flanders, East Flanders, Antwerp and Limburg (Belgium). A small part is shared by the Walloon province of Liège, which also includes the German-speaking East Cantons. At the Dutch side, the border is shared by three provinces: Zeeland, North Brabant and Limburg.