Stanisław I Leszczyński was a Polish nobleman and king, born in 1677. He served as the king of Poland twice, first from 1704 to 1709 and then from 1733 to 1736. His reign was marked by political instability and foreign intervention, particularly from Russia and Sweden. After his second abdication, Stanisław lived in exile in France, where he became a patron of the arts and philosophy. He is known for his contributions to the development of Nancy, a city in Lorraine, where he established a beautiful palace and promoted cultural activities. He died in 1766.