Victory in Battle Jun 20 Battle of the Catalaunian Plains: Roman and Visigoths forces defeat Attila the Hun in north east France, alting Hun invasion of Roman Gaul (exact date disputed) King and Chieftain of the Hunnic Empire Attila Roman General Flavius Aetius Jun 24 10th recorded perihelion passage of Halley's Comet 440 AD Historical Events by Year 452 AD
