Vytautas Magnus University (VMU) (Lithuanian: Vytauto Didžiojo Universitetas (VDU)) is a public university in Kaunas, Lithuania. The university was founded in 1922 during the interwar period as an alternate national university Initially it was known as the University of Lithuania, but in 1930 the university was renamed to Vytautas Magnus University, commemorating 500 years of death of Vytautas the Great, the Lithuanian ruler, well known for the nation's greatest historical expansion in the 15th century.