The bodong is one of the more remarkable indigenous institutions in the Philippines: a formal peace agreement between Kalinga villages that includes resolution of past grievances, mutual defence obligations, rights of travel, and detailed lists of what counts as a breach. New bodong are negotiated by elder pangat (peacekeepers) over multi-day gatherings of food, drink, and ritual, and the resulting agreements are committed to memory rather than written down.
The system was developed to prevent the cycles of headhunting raids that defined inter-village relations into the early twentieth century. It now governs everything from marriage to land disputes to relations between Kalinga communities and outsiders. A visitor will not normally see a bodong renewal — they are ceremonial closed events — but you will see the consequences: a province with strong inter-village ties, real local autonomy, and a pride in indigenous governance that the rest of the Philippines often lacks.