By the time Peguan armies captured Ava in March 1752, his father had persuaded the people of Mu valley to join him in his resistance effort, declared himself king with the royal style of Alaungpaya, and founded the Konbaung Dynasty.
He stayed behind managing the kingdom on his father's behalf during Alaungpaya's later campaigns: Manipur in 1758 and Siam (1759-1760).