Short answers, pulled from the story.
The University of Buenos Aires was officially founded on the 12th of August 1821, through a decree signed by Governor Martín Rodríguez. The cleric and statesman Antonio Sáenz was appointed as the institution's first Rector at its inaugural act.
Since November 1949, all undergraduate programs at the University of Buenos Aires have been free of charge for everyone, regardless of nationality. The policy was established through Decree 29.337 under the government of Juan Domingo Perón.
Four of Argentina's five Nobel Prize laureates studied at the University of Buenos Aires: Carlos Saavedra Lamas (Nobel Peace Prize, 1936), Luis Federico Leloir (Nobel in Chemistry), Bernardo Houssay (Nobel in Physiology or Medicine, 1947), and César Milstein (Nobel in Physiology or Medicine, 1984).
On the 29th of July 1966, state authorities under the dictatorship of Juan Carlos Onganía forcibly removed students, professors, and graduates from five UBA faculties they had occupied in protest of a coup d'état. Over 400 people were detained, libraries and laboratories were destroyed, and an estimated 301 professors subsequently left Argentina.
The University of Buenos Aires enrolls more than 328,000 students across 13 independent faculties. The Faculty of Economic Sciences is the largest, with over 36,000 students.
UBA XXII is a program that allows all people held in Argentina's federal prisons to enroll at the University of Buenos Aires and study graduate courses while detained. It originated from an agreement signed in 1985 between the university and the Federal Penitentiary System.