On This Day: May 12th

National University of San Marcos, the oldest university in the Americas, is founded in Lima, Peru.

The Prince of Anhua rebellion begins when Zhu Zhifan kills all the officials invited to a banquet and declares his intent on ousting the powerful Ming dynasty eunuch Liu Jin during the reign of the Zhengde Emperor.

Pope Alexander VI excommunicates Girolamo Savonarola.

Jagiellonian University, the oldest university in Poland, is founded in Kraków.

Antipope Nicholas V, a claimant to the papacy, is consecrated in Rome by the Bishop of Venice.

Richard I of England marries Berengaria of Navarre in Cyprus; she is crowned Queen consort of England the same day.

A church council presided over by Byzantine emperor Manuel I Komnenos in the Palace of Blachernae investigates the orthodoxy of the patriarch of Antioch, Soterichos Panteugenos.

Zhu Wen forces Emperor Ai into abdicating, ending the Tang dynasty after nearly three hundred years of rule.

Pope Stephen I succeeds Pope Lucius I, becoming the 23rd pope of the Catholic Church, and immediately takes a stand against Novatianism.

Roman emperor Trajan dedicates a column celebrating and depicting his victory over the Dacians.