 The Burmese and Siamese chronicles report an empire which covered the present-day Burma and northern Thailand.The Siamese chronicles assert that Anawrahta conquered the entire Menam valley, and received tribute from the Khmer king.One Siamese chronicle states that Anawrahta's armies invaded the Khmer kingdom and sacked the city of Angkor, and another one goes so far as to say that Anawrahta even visited Java to receive his tribute.