Jayavarman VII was a prominent king of the Khmer Empire, ruling from 1181 to 1218. He is best known for his military conquests, which expanded the empire's territory and influence. His reign marked a significant period of cultural and architectural development, including the construction of the famous temple complex, Angkor Wat. Under Jayavarman VII, the Khmer Empire embraced Mahayana Buddhism, which influenced art and architecture. He built numerous hospitals, roads, and temples, including the grand Bayon Temple, known for its distinctive stone faces. His leadership is often credited with unifying the empire and promoting prosperity during his rule.