 Complete the following phrase:  For nearly seven decades, from the middle of the 18th century to the early 19th century, Burma and Siam were involved in multiple wars for control of the coastline. Taking advantage of the Burmese civil war of 17401757, the Siamese cautiously moved up the coastline to the south of Mottama in 1751. The winner of the civil war, King Alaungpaya of Konbaung Dynasty recovered the coastline to Dawei from the Siamese in 1760. His son King Hsinbyushin 