King Frederick IV was the ruler of Denmark and Norway from 1699 until his death in 1730. He was born on October 11, 1671, and became king after the death of his father, King Frederick III. His reign is noted for efforts to strengthen the monarchy and improve the economy, although it was also marked by military conflicts. Frederick IV's rule saw the continuation of the Danish-Norwegian union, and he worked to modernize the administration of his kingdoms. He was known for his patronage of the arts and sciences, contributing to the cultural development of Denmark during the early 18th century.