Luxembourg an independent state under the personal possession of William I of the Netherlands with a Prussian garrison to guard the city against another invasion from France. In 1839, following the turmoil of the Belgian Revolution, the purely Oil-speaking part of Luxembourg was ceded to Belgium and the Luxembourgish-speaking part (except the Arelerland, the area around Arlon) became what is the present state of Luxembourg. Luxembourg is a founding member of the European Union, OECD, United Nations, NATO, and Benelux. The city of Luxembourg, which is the country's capital and largest city, is the seat of several institutions and agencies of
Luxembourg (Belgium) London dealing with the consequences of the Belgian Revolution of 1830, de facto in 1839, after William I, King of the Netherlands and Grand-Duke of Luxembourg, agreed to its decisions and thus the province was given to the newly created Kingdom of Belgium. Luxembourg province is divided into five administrative districts () containing a total of 44 municipalities (). 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