Official Languages of European Union

European Union is a political and economic union of 27 European Countries. The population in EU now could be as many as 440 million. Now there are 23 official languages spoken in European Union.

IU offers courses of 15 out of the 23 languages. Here is the list.

13 in regular semesters,

Czech  Dutch  EnglishEstonian  Finnish 

FrenchGermanGreekHungarian Italian

Polish Portuguese and Spanish

2 regularly in summer,

 Latvian  Lithuanian 

On CeLT language Asset Repository, you could find other 7 languages.

Bulgarian Danish IrishRomanian 

Slovene/Slovenia and Swedish

The other two are: Maltese, Slovak

Democracy is very important to the European Union and Parliament. The Parliament represents all the citizens of Europe. To make democracy work, it is important that people can use their own language when dealing with the EU. The many languages are one of the central features of the European Parliament.

https://europarlamentti.info/en/European-parliament/working-languages/