What was one of Charlemagne’s major achievements as emperor?

Question

Establishing the Treaty of Verdun

Building an empire larger than the Byzantine Empire

Limiting the power of the Church

Expanding the Frankish kingdom to England

Answer 1

One of Charlemagne’s major achievements as emperor was building an empire larger than the Byzantine Empire. He significantly expanded the Frankish kingdom through his military conquests and established a vast empire across much of Western and Central Europe, which laid the foundations for modern European states.