002/19-09-2007-ECCC-OCIJ ЮŲŠ / No: D427 Central Committee or by Pol Pot, Nuon Chea, Ieng Sary and Son Sen.380 To implement the party’s line and policy the General Staff organized study sessions for selected cadre,381 as well as regular meetings of the leaders of Centre Divisions and Independent Regiments for reporting and issuing orders on various matters.382 D. COMPOSITION OF THE RAK 126. Article 19 of the Constitution of Democratic Kampuchea describes the three branches of the RAK - regular, regional, and guerrilla forces.383 All of the three categories were “under the absolute leadership monopoly of the Communist Party of Kampuchea”.384 The Revolutionary Armed Forces included the “Regular Army of the Centre” and all local military units,385 which were all ultimately under the command of the Central Committee and its Military Committee.386 Similar to other state organs, the Revolutionary Army was described as “the pure dictatorial instrument of the Party”.387 The Regular army 127. The “regular” army was composed of Divisions388 and Independent Regiments. Divisions were separated into Centre Divisions, reporting directly to the Centre,389 and Regional Divisions. In most cases, a division consisted of three regiments,390 each regiment of three battalions and each battalion of three companies.391 Centre Divisions 128. The Centre Divisions were commanded directly by the Centre, as were the Independent Regiments. They constituted the main military force of RAK and, as such, carried out the bulk of military operations against external enemies. 129. Centre Divisions were frequently re-designated, dissolved, or merged into each other during the CPK era. As of March 1977, the Centre forces included Divisions 801, 703, 310, 450, 170, 290, 502, 920 and 164, and Independent Regiments 152, 377 and 488.392 130. The RAK also established two combined field commands that each exercised command over several divisions. Both were established in the East Zone. The first of these field commands was located on Route 1 in Sector 23. It was commanded by Son Sen393 and comprised of Divisions 703, 340, 221, 460, and 805, 210, 230, 250 and 270.394 The second field command Extraordinary Chambers in the Courts of Cambodia, National Road 4, Choam Chao, Dangkao Phnom Penh Mailing address: P.O. Box 71, Phnom Penh; Tel: +855(0)23 218914 Fax: +855(0) 23 218941. 36