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
Burgundian Netherlands Burgundian Netherlands In the history of the Low Countries, the Burgundian Netherlands (, , , ) were a number of Imperial and French fiefs ruled in personal union by the House of Valois-Burgundy in the period from 1384 to 1482 and later their Habsburg heirs. The area comprised large parts of present-day Belgium and the Netherlands, as well as Luxembourg and parts of northern France. A fair share (but not most) of these territories were inherited by the Burgundian dukes, a younger branch of the French royal House of Valois in 1384, upon the death of Count Louis II of