Duke Frederick III of Austria, also known as Frederick the Warlike, was born in 1415 and ruled as Duke of Austria from 1440 until his death in 1493. He was a member of the House of Habsburg, a powerful dynasty in Europe. Frederick is known for his efforts to expand his territories and strengthen the Habsburg influence in the region. Frederick III was also the Holy Roman Emperor from 1452, making him a significant figure in European politics. His reign saw the consolidation of Habsburg power, and he was the first emperor to be crowned in St. Peter's Basilica in Rome. His legacy includes the establishment of the Habsburgs as a dominant force in European affairs.