Collective name for a people that once inhabited large parts of western, central and southeastern Europe and Asia Minor. The name means "the brave ones", "the sublime ones" or "the high ones", in the Greek they were called "Keltoi", in the Latin "Celtae" or "Galli". They came to Palestine and were the ones in the Bible enemies mentioned as "Galatians" Israelites, The Celts were never a united people with top leadership, but consisted of many often rivaling tribes. That was z. Allobroger, Arverner, Biturigen, Boier, Helvetier, Häduer and Sequaner. The in today France living Celtic tribes were collectively referred to as "Gauls". The supreme power of the tribes lay with the Equites (knighthood) and the Druids. The earliest mention of the Celts took place in the 5th century BC. By Herodotus (482-425 BC). At that time, they began to immigrate to the Italian Po Valley and the Balkans.