Slavonian Migration (from 4th to 6th century A.D.)

The migration of the three big Slavonian groups Veneds, Sloviens, Antae.
5.- 6. century Slavonian arrival to the today's Slovakian territory and to the lands of today's Moravia, Hungary, east Austria.
512 First historical report about Slovaks in today's Slovakian territory from byzantian's historian PROKOPIUS.
563 Avars arrival in to the Danube's region, Avars attacked the Frankish empire.
620 Old Slovaks revolted against Avars after the long period of their plundering raids.