By late 2000, the Indonesian military and police were in chaos following Suharto’s fall in 1998. Small crimes—land disputes, petty theft, insults—went unpunished. In Dayak tradition, minor conflicts are solved through mediation. When that failed, and the state failed to act, vigilante justice became the only recourse. The Spark: A Fight Over a Game of Dominoes While tensions had simmered for years (a smaller massacre occurred in 1997 in the same region), the 2001 conflict began with a seemingly minor incident. On December 17, 2000, in the village of Kereng Bangkirai, a quarrel broke out between a Dayak man and a Madurese man over a game of dominoes. The Madurese man reportedly insulted the Dayak man, a physical fight ensued, and the Dayak man was killed.
The Madurese, outnumbered and often isolated, fought back with farming tools and homemade weapons. But their real defense was fleeing. Thousands of Madurese families hid in the forests, swamps, or rushed to the port of Sampit. tragedi sampit suku dayak vs madura
The Dayak, traditionally a nature-based, communal society, value mutual respect and specific adat (customary law). The Madurese, known for their fierce work ethic, religious orthodoxy (Islam), and a cultural concept of carok (a fierce defense of honor, often leading to violence), clashed repeatedly. Dayak viewed Madurese as arrogant and aggressive; Madurese viewed Dayak as "backward" pagans. By late 2000, the Indonesian military and police