Members of the Teduray, Lambangian, and Dulangan Manobo tribes in Mindanao consider several areas of the Autonomous Region in Muslim Mindanao their ancestral domain. Tribal leaders held a ritual in Manila to 'enlighten' members of Congress to consider the interest of indigenous peoples in the passage of the proposed Bangsamoro Basic Law that is poised to implement a peace deal between Moro rebels and the Philippine Government.