Friday, April 20, 2012
April 20, 295 - 8th recorded perihelion passage of Halley's Comet. 1303 The University of Rome La Sapienza was instituted by Pope Boniface VIII. 1314 Clement V died. Clement, who owed his election largely to King Philip IV of France, chose to move the Papacy to Avignon, where it remained for more than 60 years. He also had a hand in the trial of the Templars. 1453 The last naval battle in Byzantine history occurred, as three Genoese galleys escorting a Byzantine transport fought their way through the huge Ottoman blockade fleet.