From August, 2006 and April, 2007 so far, over 2000 Karen refugees from Tham Hin (at Thai border Ratchaburi province, west of Bangkok) are resetteled to third countries, mainly to the US. Other refugees, from other camps as well, were resettled to Canada, Europe, Australia and New Zealand. Most refugees who are resettled said it is for better education for their children and better life.

Htam Hin was established in 1997, when Burmese Army launched a major offensive against the Karen National Union in Mergui-Tavoy District. It host over 9000 refugees from Burma. It was the most crowded Burma refugee camp and worst living condition among nine Burma refugees camps along Thai-Burma border.

The US government promised to receive over 10,000 refugees in Mae La refugee camp.

These refugees fled from fighting, persecution and continues human rights abues by Burmese military troops and some have been in refugee camp over 20 years.