How did the invasion of the barbarians and the fall of the Roman Empire affect Europe?

In the 5th century, many changes took place on the territory of Europe, which were associated with the arrival of the Huns and the activation of barbarian tribes. All these factors caused the fall of the Roman Empire, which could not withstand the onslaught of the Huns and barbarians. So soon after the fall of Rome, the first barbarian kingdoms began to arise in central and western Europe (Visigoths, Vandals, Anglo-Saxons, etc.).