There are Erasmus and other student exchange programs all around Europe and this city can't be exception from receiving all nations' students!
Berlin is a great place for international students to gather. There are a number of different events being organized all around Berlin like Boat Parties, Creative Writing Courses, Discussion Groups in English or Sony Center World Language Parties.

 Visit the website and find our more about Erasmus student life in Berlin: http://www.english-events-in-berlin.de/