Negeri Sembilan's four territorial chieftains are seeking to end the state's worsening royal dispute through a special sitting planned for next week.

According to their letter, which Malaysiakini sighted, the four Undang Luak, together with the tunku besar of Tampin and Sungai Ujong’s datuk syahbandar, are pushing for a meeting with all other members of the state's Council of the Yang di-Pertuan Besar and the Ruling Chiefs (Dewan Keadilan dan Undang).