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
Coat of arms of Luxembourg Coat of arms of Luxembourg The coat of arms of Luxembourg has its origins in the Middle Ages and was derived from the arms of the Duchy of Limburg, in modern-day Belgium and the Netherlands. In heraldic language, the arms are described as: "Barry of ten Argent and Azure, a Lion rampant queue forchée Gules crowned, armed and langued Or." There are greater, middle and lesser versions of the coat of arms of Luxembourg. The greater coat of arms has two reguardant and crowned lions as supporters, the Dynastic Order (the Order of the Oak Crown) and all surrounded by