King David IV, also known as David the Builder, was a significant ruler of Georgia during the 12th century. He reigned from 1089 to 1125 and is celebrated for his military successes and efforts to strengthen the kingdom. Under his leadership, Georgia expanded its territory and influence, becoming a powerful state in the region. David IV is also known for his contributions to Georgian culture and architecture. He promoted the construction of churches and fortresses, including the famous Gelati Monastery, which became a center of learning and spirituality. His reign is often seen as a golden age in Georgian history.