The Jagiellonian University (Polish: Uniwersytet Jagielloński [uniˈvɛrsɨtɛt jaɡiɛllˈɔɲski], often shortened to UJ; historical names include Latin: Studium Generale, University of Kraków, Kraków Academy, The Main Crown School, and Main School of Kraków) is a research university founded in 1364 by Casimir III the Great in Kazimierz (since 1791 a district of Kraków). It is the oldest university in Poland, the second oldest university in Central Europe (after Charles University in Prague) and one of the oldest universities in the world. It was positioned by QS World University Rankings as the best Polish university among the world's top 500 and the ARWU as second-best Polish higher-level institution.