Transcription: On the borders of Vietnam, on the frontier with Laos and China, they don't speak Vietnamese. This is the home of the Montagnards, an ethnic minority which has been entrenched in the mountains for a very, very long time. Legend has it that a king of the great delta promised half his kingdom to whoever helped him drive off the enemy. But when victory had been achieved, the king had a bit of a problem. How to avoid dividing his lands without breaking his word.