Leopold III of Austria was a notable figure in the 14th century, born in 1351 and passing away in 1386. He was a member of the House of Habsburg, a powerful dynasty that played a significant role in European history. Leopold III served as the Duke of Austria and was known for his efforts to strengthen the Habsburg influence in the region. During his reign, Leopold III focused on consolidating power and expanding his territories. He was involved in various military campaigns and alliances, which helped to enhance the prestige of the Habsburg family. His legacy continued through his descendants, who would later become influential rulers in Europe.