Suryavarman I was king of the Khmer Empire from 1006 to 1050.: 134–135 Suryavarman usurped King Udayadityavarman I, defeating his armies in approximately 1002. After a protracted war with Udayadityavarman's would-be successor, Jayavirahvarman, Suryavarman I claimed the throne in 1010. Suryavarman was a Mahayana Buddhist: 134 who was also tolerant of the growing Theravada Buddhist presence in the Khmer kingdom.