History of Belgium on matters of religion and, in recent decades, it has faced new divisions over differences of language and unequal economic development. This ongoing antagonism has caused far-reaching reforms since the 1970s, changing the formerly unitary Belgian state into a federal state, and repeated governmental crises. It is now divided into three regions: Flanders (Dutch-speaking) in the north, Wallonia (French-speaking) in the south, and bilingual Brussels in the middle. There is also a German-speaking population along the border with Germany that was granted to Prussia in the Congress of Vienna in 1815 but added to Belgium following the 1919 Treaty of
The Holocaust in Belgium the country before World War I. The interwar period saw substantial Jewish immigration to Belgium. By 1930, the population rose to 50,000, and by 1940 it was between 70,000–75,000. Most of the new Jewish immigrants came from Eastern Europe and Nazi Germany, escaping anti-Semitism and poverty in their native countries. The Roma population of Belgium at the same time was approximately 530. Few of the Jewish migrants claimed Belgian citizenship, and many did not speak French or Dutch. Jewish communities developed in Charleroi, Liège, Brussels and, above all, Antwerp, where more than half of the Jews in Belgium lived. The