Alaungpaya was concerned by the continuing flow of Mon rebels to the Siamese controlled territories, believing that the Mons would always be plotting to rebel and win back Lower Burma(his concern proved justified. The Mons put up several rebellions in 1758, 1762, 1774, 1783, 1792, and 1824–1826. Each failed rebellion was followed by more Mon flight to SiamLieberman, p. 205). Alaungpaya demanded that the Siamese stop their support of the Mon rebels, surrender their leaders, and cease intrusions into the upper coast, which he considered Burmese territory. The Siamese king Ekkathat refused Burmese demands, instead prepared for war.Htin Aung, pp. 169–170
