King Ethelstan was a significant ruler of England, reigning from 924 to 939 AD. He is often regarded as the first King of England, as he successfully united various Anglo-Saxon kingdoms. Ethelstan was known for his military prowess and his efforts to expand his territory, including victories over the Scots and Vikings. Ethelstan also made important contributions to governance and law. He introduced a series of legal reforms and promoted the use of the English language in official documents. His reign is marked by cultural and economic growth, laying the foundation for a more unified England.