Decades of resentment stemmed from the transmigration program , which brought thousands of Madurese to Borneo. The Dayak community felt increasingly marginalized as migrants dominated local commerce and logging industries.
The violence erupted in February 2001 in the town of Sampit , later spreading to the provincial capital, Palangkaraya . While specific triggers are disputed, common accounts cite: video perang sampit dayak vs madura
The conflict gained international notoriety due to reports of decapitations, a revival of ancient headhunting traditions by some Dayak factions during the peak of the riots. later spreading to the provincial capital