Languages of the European Union which is understood by 51% of all adults, while German is the most widely used mother tongue, spoken by 18%. All 24 official languages of the EU are accepted as working languages, but in practice only two – English and French – are in wide general use and of these English is the more commonly used. French is an official language in all three of the cities that are political centres of the Union: Brussels (Belgium), Strasbourg (France) and Luxembourg City (Luxembourg). , the official languages of the European Union, as stipulated in the latest amendment of "Regulation No 1
European institutions in Strasbourg that the multi-cultural, multi-confessionnal aspect of the city as well as its geographic situation in the heart of (western) Europe were the criteria on which it was chosen, he privately gave a completely different reason: "Strasbourg? Perfect, no one will go there." The Council of Europe has eight buildings in the district; its main building used to be shared with the European Parliament. The first building to be completed was the House of Europe, inaugurated in 1950 but torn down in 1977 when it was replaced by the current Palace of Europe. The Palace of Europe and the Art Nouveau