The original settlement on the left bank of the Pai River, at what is now Wiang Nua village, dates back to the Lanna period when it was an important regional centre, though there’s nothing much left to see these days. During the 1970s it was a pretty hairy spot, being controlled by the Kuomintang (KMT or Nationalist Chinese) army and forming an important opium transit point.

In the 1980s, Route 1095, originally built by the Japanese during World War II, was finally sealed and the Thai government began to exert more control in the area. The pesky KMT were offered decent farmland if they agreed to behave themselves; drug lord (and/or freedom fighter, depending on your point of view) Khun Sa and his Shan State Army were pushed far enough away to no longer pose a threat, while the lingering Communist Party of Thailand insurgency was restricted to even remoter northern areas such as Nan, effectively making Pai and its surrounds accessible to ... Travelfish members only (Full text is around 2,100 words.)