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
The Holocaust in Belgium to Auschwitz. Between August 1942 and July 1944, around 25,000 Jews and 350 Roma were deported from Belgium; more than 24,000 were killed before the camps were liberated by the Allies. From 1942, opposition among the general population to the treatment of the Jews in Belgium grew. By the end of the occupation, more than 40 per cent of all Jews in Belgium were in hiding; many of them were hidden by Gentiles, particularly by Catholic priests and nuns. Some were helped by the organized resistance, such as the (CDJ; "Committee of Jewish Defense"), which provided food and refuge to