Short answers, pulled from the story.
Jagiellonian University was founded on the 12th of May 1364, when King Casimir III the Great issued a royal charter of foundation. Pope Urban V had granted Casimir permission to establish a university in Kraków, and the city council issued a simultaneous document granting privileges to the institution.
Notable alumni of Jagiellonian University include Nicolaus Copernicus, Pope John Paul II, King John III Sobieski, and President Andrzej Duda. Nobel laureates Wisława Szymborska and Ivo Andrić studied there, while Czesław Miłosz and Olga Tokarczuk taught there. Other distinguished graduates include anthropologist Bronisław Malinowski, economist Carl Menger, and author Stanisław Lem.
On the 6th of November 1939, German forces arrested 184 professors in an operation codenamed Sonderaktion Krakau and deported them to Sachsenhausen concentration camp. The university was closed for the remainder of World War II, though library workers cooperated with underground universities during the occupation.
The Jagiellonian Library is one of Poland's largest libraries, holding almost 6.5 million volumes. Its collection includes Copernicus's De Revolutionibus, the Balthasar Behem Codex, and the Berlinka, as well as extensive underground political literature from Poland's Communist period. Since 1932 it has operated as a legal deposit library, entitled to receive a copy of any book published by Polish publishers in Poland.
Jagiellonian University provides education to more than 35,000 students studying across 166 fields. The university employs roughly 4,000 academics and offers around 30 degrees in English in addition to its primary Polish-language programs.
Jadwiga, king of Poland and daughter of Louis the Great, restored the university in the 1390s after a period of decline following the death of its founder, Casimir III. She and her husband Władysław II Jagiełło purchased an existing building on Żydowska Street in 1399 to house the institution, and Jadwiga donated all of her personal jewellery to the university, enabling it to enroll 203 students.