Economy of Belgium increased unemployment, stemming from the worldwide banking crisis. For 50 years through World War II, French-speaking Wallonia was a technically advanced, industrial region, with its industry concentrated along the sillon industriel, while Dutch-speaking Flanders was predominantly agricultural with some industry, mainly processing agricultural products and textiles. This disparity began to fade during the interwar period. When Belgium emerged from World War II with its industrial infrastructure relatively undamaged thanks to the Galopin doctrine, the stage was set for a period of rapid development, particularly in Flanders. The postwar boom years, enhanced by the establishment of the European Union and NATO
Judiciary of Belgium and Court of First Instance where it is unclear which court is competent for the respective case. Legal help can be obtained from a House of Justice ("Justitiehuis / Maison de justice"), of which there is one in each judicial arrondissement and 2 in the arrondissement of Brussels (a Dutch- and French-speaking one). The Constitutional Court ("Grondwettelijk Hof / Cour constitutionelle") is a special court mainly for conflicts between the federal level and regional level and was created as part of the federalisation of the country. The government of Belgium also has a lot of administrative courts, of which the