Thailand tires of six-decade Karen conflict

Thailand tires of six-decade Karen conflict – MandC, March 8, 2011
…Myanmar’s military regime closed the bridge to tourism and trade eight months ago, claiming that Thailand was deliberately trying to alter the course of the Moei River, which defines the common border, with construction of an embarkment on their side.
Thai authorities said the real reason for the closure was Myanmar’s conviction that Mae Sot, a border town in the north-western province of Tak, is an enclave for the Karen National Union (KNU), possibly the world’s oldest insurgency…