George IV was the King of the United Kingdom of Great Britain and Ireland from 1820 until his death in 1830. He was known for his extravagant lifestyle and his interest in the arts and architecture. George IV was also involved in several scandals and controversies during his reign, and his relationship with his father, King George III, was often strained. Despite his lavish spending and personal issues, George IV was also responsible for the construction of the iconic Royal Pavilion in Brighton, which remains a popular tourist attraction to this day.