Why was the Holy Roman Empire of charlemagne important to Europe after the fall of Rome?

In this role, he encouraged the Carolingian Renaissance, a cultural and intellectual revival in Europe. When he died in 814, Charlemagne's empire encompassed much of Western Europe, and he had also ensured the survival of Christianity in the West. Today, Charlemagne is referred to by some as the father of Europe.

Explanation:

answer; i believe the correct answer is prefrontal cortex;

portugal is the westernmost country in europe.