Events relating to migration
The Slavs cross the Danube and press southwards into the Roman provinces of Moesia and Thracia
Most of Spain is by now in the hands of the Visigoths, though for a while the Byzantines win back territories in the south
If there is any historical basis for the legendary King Arthur, it is as a Celtic chieftain resisting the Anglo-Saxons in the sixth century
The Lombards invade northern Italy, and within four years occupy it as far south as the Po
Fugitives from the Lombard invasion of northern Italy take refuge on islands in the Venetian lagoon - and become the founders of Venice
Pope Gregory I negotiates with the Lombards who are threatening Rome
The Scots, a tribal group of northern Ireland, extend their kingdom across the sea into Scotland
Within two years of the death of Muhammad, the Arabs surge north into the Syrian desert
Retreating from the Arab onslaught, the Visigoths establish a kingdom of last resort in the extreme north of Spain, in Asturias
The Anglo-Saxons have a name for the Celts west of Offa's dyke - wealas or Welsh, meaning foreigners
Viking tribes known as the Rus are established as traders in the region of Novgorod
The Magyars, under the leadership of Arpad, establish themselves in Hungary
The Vikings settle in France, as Normans, when Rollo the Ganger is granted feudal rights over the region round Rouen

Toltecs move into the valley of Mexico from the north and establish a capital city at Tula
The Poles are first recorded as a tribal group when a German knight comes into contact with them in the region round Gniezno
Man-eating Caribs move into the islands around the sea named after them - the Caribbean
The Inca ethnic group migrates into the region of the Cuzco valley in Peru
Warlike tribal groups, calling themselves Rajput and claiming descent from the Aryan warrior caste, are now in Rajasthan
The Aztecs begin to move south from their original home, which they call Aztlan, somewhere in northern Mexico
German pressure eastwards (the Drang nach Osten) steadily brings colonists into regions previously occupied by Slavs
Batu Khan and his Mongols sweep into Russia, where they and their descendants become known as the Golden Horde
Mongols of the Golden Horde defeat the Poles at Legnica and ravage the city of Cracow
Mongols of the Golden Horde reach Hungary, where they graze their horses for the summer before withdrawing to the Volga
Hulagu and his horde of Mongols cross the Amu Darya river and move against Muslim Persia