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
Parliament of the Brussels-Capital Region the Council of the Flemish Community Commission. The "Parlement francophone bruxellois" and the Council of the Flemish Community Commission together form the United Assembly of the Common Community Commission. The Community Commissions are to a certain extent responsible for Community competencies within the Brussels-Capital Region. 19 of the 72 French-speaking members of the Brussels Parliament are also members of the Parliament of the French Community of Belgium, and until 2004 this was also the case for six Dutch-speaking members, who were at the same time members of the Flemish Parliament. Nowadays, people voting for a Flemish party have to vote