Khmer Empire By perezlj145 500 Evidence of trade between the khmer and indian peoples 550 First Known kingdom in the Lower Mekong River Oct 20, 700 Jayavarman II unifies smaller states to create one large empire Oct 20, 1177 Cham kingdom invades much of Khmer Empire's eastern territory Oct 20, 1181 Jayavarman VII defeats the chams and expands the empire Oct 20, 1243 rule of Jayavarman VII. He renoucses Buddism Oct 20, 1330 Buddism grows in importance and again becomes the main religion Oct 20, 1431 Thai army attacks Angkor Oct 20, 1432 Khmers abandon Angkor. Oct 20, 1440 Khmer rules relocates the capital Oct 20, 1593 Siamese king attacks and defeats Khmer king Oct 22, 1700 Veitnames armies repeatedly attack Khmer empire forces in mekong river Mar 2, 2022 Jayavarman II enthroned expands and Angkor Wat is built Mar 2, 2022 Khmer empire expands and ankor Wat is built. Buddism becomes important