History of the Netherlands The post-war years saw rapid economic recovery (helped by the American Marshall Plan), followed by the introduction of a welfare state during an era of peace and prosperity. The Netherlands formed a new economic alliance with Belgium and Luxembourg, the Benelux, and all three became founding members of the European Union and NATO. In recent decades, the Dutch economy has been closely linked to that of Germany, and is highly prosperous. The four countries adopted the Euro on 1 January 2002, along with eight other EU member states. The prehistory of the area that is now the Netherlands was largely
Limburg (Netherlands) of the new province. When the Catholic and French-speaking Belgians split away from the mainly Calvinist northern Netherlands in the Belgian Revolution of 1830, the Province of Limburg was at first almost entirely under Belgian rule. However, by the 1839 Treaty of London, the province was divided in two, with the eastern part going to the Netherlands and the western part to Belgium, a division that remains today. With the Treaty of London, what is now the Belgian Province of Luxembourg was handed over to Belgium and removed from the German Confederation. To appease Prussia, which had also lost access