The history of UK By fedeeeeee 4000 BCE A group of Neolithic immigrants arrived from Europe 2500 BCE The population began to divide into tribes 2000 BCE A group of people from central Europe, started settling across much of Britain and Ireland 1300 BCE A new people entered the story of the western world Period: 900 BCE to 500 BCE The Celts crossed the narrow English Channel and settled in peace in many parts of Britain 55 BCE Julius Caesar's arrival in Britain 410 The departure of the Romans left the island 1066 Harold Godwinson was chosen, but the throne was also claimed by his cousin William, Duke of Normand 1215 Magna Carta Period: 1300 to 1400 Black Death Period: 1337 to 1453 The Hundred Years' War with France Period: 1455 to 1485 Wars of the Roses 1485 Battle at Bosworth 1558 Elizabeth I ascended the throne 1603 Elizabeth I reigned until