Burma Gazetteer. Shwebo District Volume A

The remaining streams having their sources in the high indaing country in the west of the district all disappear in the central paddy plain before reaching the Mu and their shallow sandy beds are dry for the greater part of the year. [...] In the Myedu Yazawin is mentioned the expulsion of the Shans early in the 1 1 th century by Anawrata and the prevalence of tradition concerning later kings of the Anarata dynasty indicates that the district was part of the Pagan kingdom from this time onwards until overrun by the Shans in 1298. [...] For the next two and a half centuries the district was under the rule of the Shan chiefs reigning first at Myinzaing and Panya (south of Ava) and later at Sagaing and Ava and its history is that of the incesspnt wars between these chiefs and the chiefs of the Shan principalities of Mohnyin and Mogaung in the north the district between the Mu and Irrawaddy rivers which covered the capitals being [...] The Myedu Yazawin claims that the boundaries of the province of Myedu were in the west the Chindwin in the east the Irrawaddy and in the north the Shan principality of Mogaung. [...] The absence of all mention of the district in the Burmese 1557 A. D. to end of the Chronicle thiough the next 150 years of the 16th and 17th 17tti century centuries would indicate peace though according to the A. D. SeMohnyin Chronicle Sz I the Mohnyin Chief in the year1585 dement of prisoners.