Japanese conquest of Burma main attack westward from Rahaeng in Thailand across the Kawkareik Pass. The 16th Indian Infantry Brigade of the 17th Indian Division guarding this approach retreated hastily westward. The Japanese division advanced to Moulmein at the mouth of the Salween River which was garrisoned by the 2nd Burma Infantry Brigade. The position was almost impossible to defend, and had the River Salween, almost wide, behind it. The 2nd Burma Brigade was squeezed into a progressively tighter perimeter, and eventually retreated over the river by ferry on 31 January after abandoning a large amount of supplies and equipment. Part of the force
Kaladan River Kaladan River The Kaladan River (, ; also Kysapnadi, Beino, Bawinu and Kolodyne) is a river in eastern Mizoram State of India, and in Chin State and Rakhine State of western Myanmar. The Kaladan River is called the Chhimtuipui River in India. It forms the international border between India and Burma between 22° 47′ 10" N (where its tributary, the Tio River, joins it) and 22° 11′ 06" N. The river arises in central Chin State as the Timit, 22° 49′ 28″ N 93° 31′ 57" E, and flows south and is soon joined by the Chal, after which it