In Kraków in the Kingdom of Galicia and Lodomeria, a culturally Polish part of the Austro-Hungarian Empire, Vladimir Lenin used Jagellonian University's library to conduct some research.
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In the winter semester of 1491–92 Nicolaus Copernicus, as "Nicolaus Nicolai de Thuronia", matriculated together with his brother Andrew at the University of Kraków (now Jagiellonian University). Copernicus began his studies in the Department of Arts (from the fall of 1491, presumably until the summer or fall of 1495) in the heyday of the Kraków astronomical-mathematical school, acquiring the foundations for his subsequent mathematical achievements.
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In mid-1938 future Pope John Paul II enrolled at the Jagiellonian University. While studying such topics as philology and various languages, he worked as a volunteer librarian and was required to participate in compulsory military training in the Academic Legion, but he refused to fire a weapon. He performed with various theatrical groups and worked as a playwright.
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Kwame Nkrumah was awarded honorary doctorate by Jagiellonian University (Poland).
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When the Germans incarcerated 183 professors from Jagiellonian University in Kraków on 6 November 1939, Benito Mussolini personally intervened to Hitler against this action, leading to the freeing of 101 Poles.
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After graduating from the Nowodworski College in Kraków in 1643, young John Sobieski then graduated from the philosophical faculty of the Jagiellonian University in 1646.
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