Wroclaw is the largest city in lower Silesia and had a population of around 640.000 in 2019. It has been part of Germany till 1945 as "Breslau". When the city became part of Poland again, almost the full population was exchanged. Today Wroclaw is one of the most popular university cites in Poland and has more than 130.000 students. In 2016 Wroclaw was the European Capital of Culture and in 2019 the UNESCO named Wroclaw as city of literature.