Raja Raja Chola was a prominent king of the Chola dynasty in southern India, reigning from 985 to 1014 CE. He is best known for his military conquests, which expanded the Chola Empire to include parts of present-day Sri Lanka and Southeast Asia. His reign marked a significant period of cultural and economic growth, with advancements in art, architecture, and trade. Under Raja Raja Chola, the construction of the magnificent Brihadeeswarar Temple in Thanjavur was completed, showcasing the architectural brilliance of the time. He also established a strong administrative system and promoted the use of the Tamil language, contributing to the rich cultural heritage of the region.