History of the Netherlands The Dutch government subsequently decided on a large-scale programme of public works (the "Delta Works") to protect the country against future floods. The project took more than thirty years to complete. The Oosterscheldedam, an advanced sea storm barrier, became operational in 1986. According to Dutch government engineers, the odds of a major inundation anywhere in the Netherlands are now one in 10,000 years. The European Coal and Steel Community (ECSC), was founded in 1951 by the six founding members: Belgium, the Netherlands and Luxembourg (the Benelux countries) and West Germany, France and Italy. Its purpose was to pool the steel
Military history of Luxembourg the predominantly francophone western part of the country was transferred to Belgium. Luxembourg's independence was reaffirmed by the 1839 First Treaty of London and again by the 1867 Second Treaty of London, after the Luxembourg Crisis nearly led to war between Prussia and France. The King of the Netherlands remained Head of State as Grand Duke of Luxembourg, maintaining personal union between the two countries until 1890. At the death of William III, the Dutch throne passed to his daughter Wilhelmina, while Luxembourg (at that time restricted to male heirs by the Nassau Family Pact) passed to Adolph of Nassau-Weilburg.