Question

define scorched Earth policy and kalangs

Answer 1

I only know that kalngs were skilled wood cutters and shifting cultivators of Java

Answer 2

kalangs resisted the woodcuterrs who resisted the dutch control by attacking a dutch fort at Joana.
scorched earth policy- before the Japanese occupied the region the dutch destroyed Sawmills and burnt huge piles of giant teak logs so that they would not fall into Japanese hand.
Hope this will help u