Why was Charlemagne called the "Father of Europe”?

He united territories in the region.
He defeated the Franks to end a long war.
He established the Catholic Church and monasteries.
He was the first to create a single system of money.a

The correct answer is: He united territories in the region.

Charlemagne is called the "Father of Europe" because he played a crucial role in uniting various territories in Europe during the Early Middle Ages. He expanded the Frankish Kingdom and established a vast empire, encompassing parts of present-day France, Germany, Italy, and other surrounding regions. His efforts in consolidating these territories and promoting political stability laid the foundation for the concept of a united Europe.