January 13 – History, Events, Births, Deaths, Holidays and Observances On This Day
January 13 in History 532 – The Nika riots break out, during the racing season at the Hippodrome in Constantinople, as a result of discontent with the rule of the Emperor Justinian I. 1435 – Sicut Dudum, forbidding the enslavement of the Guanche natives in Canary Islands by the Spanish, is promulgated by Pope…