Ouparath, also Ouparaja, or Uparaja, are titles for viceregal positions reserved for of the Buddhist dynasties in Thailand, Cambodia, Burma and Laos, as well as some minor tributary kingdoms of these. Burma The Great Deputy King, in full Maha Uparaja Anaudrapa Ainshe Min, incorrectly interpreted as Crown Prince by Europeans, and addressed as His Royal Highness, was the single highest rank among the Min-nyi Min-tha, for example Princes of the royal blood. However the position wasn't reserved for… (More on Uparaja)