The Khmer-Cham war begun by Cham king…
1171 CE
The Khmer-Cham war begun by Cham king Jaya Indravarman IV continues, with neither side making serious gains until 1171, when the Chams, who had learned from a shipwrecked Chinese mandarin the battle advantages in using horses instead of elephants, gain an important victory over the Khmers.