Force (SPGF) or Pasukan Gerilya Rakyat Sarawak (PGRS), and the North Kalimantan People's Army (NKPA) or the PasukanRakyatKalimantanUtara (PARAKU). Following
suspected that this clash was caused by an attack carried out by members of Pasukan Manguni Makasiouw and Makatana Minahasa against pro-Palestinian crowd from
understanding (MOU) with the Director of Political Commissioner of PasukanRakyatKalimantanUtara (PARAKU) led by Bong Kee Chok at Sri Aman on 21 October 1973