Cnut the Great was a Norse king who ruled over a North Sea empire in the early 11th century. He was born around 995 and became king of England in 1016, following a series of battles. Cnut also ruled Denmark and Norway, uniting these regions under his leadership and establishing a powerful kingdom. Cnut is known for his effective governance and efforts to integrate the Anglo-Saxon and Viking cultures. He promoted Christianity and maintained peace in his realm, which contributed to economic stability. His reign lasted until his death in 1035, leaving a lasting legacy in Scandinavia and England.