European institutions in Strasbourg seats in Strasbourg. Due to this concentration in such a small area, Strasbourg, like Brussels, claims the title of "capital of Europe". While Brussels is the capital city of a trilingual State, Belgium, Strasbourg has had long periods of rule by both France or Germany, assimilating both of their cultures and languages (it also has the Alsatian language). Strasbourg also has the distinction of being one of only three cities to host major international institutions without being a capital (the others being New York City and Geneva). In Brussels' case, it claims the title through referring to the European Union,
European institutions in Strasbourg in Brussels and Luxembourg city. The split arrangement has caused financial, environmental and practical difficulties, with the Strasbourg location usually (though not universally) being cited as the extraneous location rather than Brussels. The École nationale d'administration, founded in 1945 in Paris, was moved to Strasbourg by decree in 1991 and permanently established there in 2005 (although the headquarters had been transferred from the start, the students had to spend half of their annual curricula in either city until that date). In the course of its refocusing on European governance, it merged with the Centre d'études européennes de Strasbourg (Center for