Leopold of Lorraine was a notable figure in the 17th century, born in 1624. He served as the Duke of Lorraine from 1625 until his death in 1690. Leopold was known for his efforts to strengthen his duchy and improve its economy, particularly through agricultural reforms and infrastructure development. In addition to his administrative achievements, Leopold was also involved in military conflicts, notably during the Thirty Years' War. His reign was marked by a commitment to the Catholic faith, aligning with the interests of the Habsburgs, who were influential in European politics at the time.