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
Luxembourg (Belgium) Luxembourg (Belgium) Luxembourg (; ; ; ; ) is the southernmost province of Wallonia and of Belgium. It borders on (clockwise from the east) the country of Luxembourg, France, and the Belgian provinces of Namur and Liège. Its capital is Arlon (, ), in the south-east of the province. It has an area of , making it the largest Belgian province. At around 250,000 residents, it is also the least populated province, making it a relatively sparsely populated province in an otherwise very densely populated country. It is significantly larger (70%) and much less populous than the neighbouring Grand Duchy