Afonso I of Portugal, also known as Afonso Henriques, was the first King of Portugal, reigning from 1139 to 1185. He played a crucial role in the establishment of Portugal as an independent kingdom, separating it from the Kingdom of León. Afonso I is known for his military campaigns against the Moors and for expanding Portuguese territory. Afonso I was born in 1109 and became a nobleman before declaring himself king. His leadership and vision helped shape the early identity of Portugal. He is often celebrated as a national hero and is recognized for his contributions to the country's formation and growth.