sentences:  The Manchu ruling family (Aisin Gioro) was a supporter of Tibetan Buddhism and so many of the ruling groups were linked by religion.The Qing campaign against Burma (Myanmar) (1765-70) was its most disastrous and costly frontier war.It ended in a stalemate but the Qing rulers could not accept Burma as an equal, and when diplomatic relations were resumed in 1790, the Qing court considered this was a restoration of Chinese suzerainty.