The University of Oslo is a public research university located in Oslo, Norway. It is the oldest university in Norway and consistently considered the country's leading university, one of the highest ranked universities in the Nordic countries and one of world's hundred highest ranked universities. The university was the only university in Norway until the University of Bergen was founded in 1946. It has approximately 27,700 students and employs around 6,000 people. ts faculties include (Lutheran) theology (with the Lutheran Church of Norway having been Norway's state church since 1536), law, medicine, humanities, mathematics, natural sciences, social sciences, dentistry, and education. The university's original neoclassical campus is located in the centre of Oslo; it is currently occupied by the Faculty of Law. Most of the university's other faculties are located at the newer Blindern campus in the suburban West End. The Faculty of Medicine is split between several university hospitals in the Oslo area. The university also includes some formally independent, affiliated institutes such as the Centre for International Climate and Environmental Research (CICERO), NKVTS and the Frisch Centre. The Nobel Peace Prize was awarded in the university's Atrium, from 1947 to 1989 and in 2020.