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
Second city of the United Kingdom claims have been made on behalf of Cardiff and Belfast due to their status as the respective capital cities of Wales and Northern Ireland. Furthermore, a number of opinion polls have been conducted since 2000 and complicate the issue further, with public response showing a consistent view amongst the British population that Manchester is the second city. Birmingham is technically the United Kingdom's most populous city; the City of London has fewer than 10,000 inhabitants, and Greater London is not recognized as a city. Since the formation of the United Kingdom, several places have been described as the "second city".