Duke Frederick I of Austria, also known as Frederick the Warlike, was a prominent nobleman in the late 13th and early 14th centuries. He was born around 1286 and became the Duke of Austria in 1308. Frederick was known for his military prowess and played a significant role in the conflicts of his time, particularly against the Kingdom of Hungary and the Kingdom of Bohemia. Frederick I was a member of the House of Habsburg, which later became one of the most influential dynasties in European history. His reign was marked by efforts to consolidate power and expand his territories, laying the groundwork for the future prominence of the Habsburgs in European politics.