The University of Wrocław has a rich history of more than three centuries. Founded by Leopold I Habsburg the university evolved from a modest school run by Jesuits into one of the biggest academic institutions in Poland. At the beginning of the 19th century the university had five Faculties: philosophy, catholic theology, evangelical theology, law and medicine. Later it was expanded by numerous sections, laboratories and a natural museum, which exists until today. The University of Wrocław (UWr) (Polish: Uniwersytet Wrocławski; German: Universität Breslau; Latin: Universitas Wratislaviensis) is a public research university located in Wrocław, Poland. Founded in 1702, it is one of the oldest collegiate-level institutions of higher education in Central Europe with around 30,000 students (2012). Throughout its history, it remained a great learning center of a German-speaking countries until territorial changes of Germany after World War II. Following the territorial changes of Poland after World War II academics primarily from Jan Kazimierz University of Lwów restored the university building heavily damaged and split as a result of the Siege of Breslau. The first lectures were conducted in the halls with broken windows.