Khmer Empire By joshua.daniell24 500 Evidence of trade between the Khmer and indian people Nov 28, 770 Jayavarman II unifies smaller states Nov 28, 1177 Cham kingdom invades much of Khmer empire's easton territory Nov 28, 1181 Jayavarman IVI defeats cham Nov 28, 1300 Buddism grows in importance Nov 28, 1400 Thai army attacks Angkor, Khmers abandon Angkor Nov 28, 1500 Siamese king attacks and defeats Khmer king Nov 28, 1700 Vietnamese armies repeatedly attack Khmer forces Mar 2, 2022 Khmer Empire expands and Angkor Wat is built, Buddism becoes important