context: The University of Freiburg (German: Albert-Ludwigs-Universität Freiburg) was founded in Freiburg in 1457 by the Archduke of Austria Albert VI. [1] [2] [3] This university has a long history of teaching humanities, social and natural sciences. In 2007 it was named as one of the elite universities in Germany through the so-called Franchise Initiative, which is also one of the member universities of the Association of European Research Universities.
question: When was the University of Freiburg founded?
answers.text: 1457