Belgium felt he had collaborated with Germany during the war. The Belgian Congo gained independence in 1960 during the Congo Crisis; Ruanda-Urundi followed with its independence two years later. Belgium joined NATO as a founding member and formed the Benelux group of nations with the Netherlands and Luxembourg. Belgium became one of the six founding members of the European Coal and Steel Community in 1951 and of the European Atomic Energy Community and European Economic Community, established in 1957. The latter has now become the European Union, for which Belgium hosts major administrations and institutions, including the European Commission, the Council
Grand Ducal Gendarmerie (Luxembourg) Belgium on the model of the French Gendarmerie, was extended to Luxembourg. After the Belgian Revolution in October 1830, Luxembourg was divided into two parts: the larger part formed the Belgian Province de Luxembourg; the other became the present-day Grand Duchy of Luxembourg, still ruled by the Netherlands. Until 1839, it was controlled by the Dutch Constabulary. Luxembourg was made an independent state (still ruled by the Dutch King in personal union) by the Treaty of London of 19 April, and the creation of a local police force was necessary. The Ordinance of 29 January 1840 created the "Grand Duchy