Frederick IV of Saxe-Gotha was a German prince born on March 24, 1676. He became the Duke of Saxe-Gotha in 1732 and ruled until his death in 1732. Frederick IV was known for his efforts to modernize his duchy and promote education, culture, and the arts. He was also a patron of the famous composer Johann Sebastian Bach. During his reign, Frederick IV focused on improving the economy and infrastructure of Saxe-Gotha. He established various institutions and encouraged agricultural development. His leadership contributed to the stability and growth of the region during the early 18th century.