The Battle of Nedao involved a group of people who lived when? 
Battle of Nedao: The Battle of Nedao, was a battle fought in Pannonia in 454, between Huns and their former vassals. Huns: The Huns were a nomadic people who lived in Eastern Europe, the Caucasus, and Central Asia between the 4th century AD and the 6th century AD.
4th century AD