
Ruos Nhim
Alias : MOUL Sambath,1 RUOS Nheum, ROS Nhim, RHOS Nhim2
RUOS Nhim (1922-1978) was Secretary of Northwest Zone, Second Deputy Chairman of the State Presidium, and member of the Central and Standing Committees. He was detained at S-21 and subsequently executed.
Explore the Khmer Rouge hierarchy to understand his role in the secretive system.

Key Findings
- Was a member of a joint criminal enterprise with CPK leaders with the common purpose to “implement rapid socialist revolution through a ‘great leap forward’ and defend the Party against internal and external enemies, by whatever means necessary.” 10
- Regularly met with Party leaders, including Nuon Chea, to discuss the implementation of CPK policies. 11
- Attended Standing Committee meetings with other senior CPK leaders, where matter of political line, foreign affairs, commerce and trade, national defence, social affairs, economic affairs, and the plan to evacuate cities were discussed. 12
- Convened a meeting to inform the top chiefs that they had been accused as traitors and to beware of arrests, which was followed by the arrests of all Northwest Zone cadres and their family members. 13
- Reported to the Party’s upper echelon on food shortages and poor living conditions and requested for instructions regarding the treatment of former Khmer republic soldiers and the Vietnamese. 14
- Ordered the execution of soldiers and civil servants of the Khmer Republic at Tuol Po Chrey. 15
- Visited Trapeang Thma Dam on multiple occasions and provided detailed reports about the living and working conditions in the Zone to Office 870. 16
- Cooperated with the Party’s upper echelon in the arrests of Northwest Zone soldiers ordered by Son Sen. 17
Disclaimer
Ruos Nhim was not a suspect, charged person, or accused in any proceedings before the ECCC. Therefore, the findings of the Extraordinary Chambers cannot be equated to findings of guilt against him.
Some information may be sourced from confessions which were obtained under torture. The reliability of such information should be treated with caution. See Decision on Evidence Obtained Through Torture.
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Related Documents
- Case 002 Closing Order, D427: Worksites and Cooperatives; Security Centres and Execution Sites.
- Case 003 Dismissal Order, D266: 3. Facts.
- Case 004/1 Dismissal Order, D308/3: 4.4 Role and Authority of Im Chaem in the Northwest Zone.
- Case 004/2 Dismissal Order, D359: II Factual Findings.
- Case 004 Dismissal Order, D381: III. Note of Facts; IV Role and Authority of the Charged Person.
- Case 002/01 Judgment, E313: 3. Historical Background; 14. Joint Criminal Enterprise.
- Case 002/02 Judgment, E465: 3. Historical Background; 5. Administrative Structures; 11. Worksites; 12. Security Centres, Execution Sites, and Internal Purges; 13 Treatment of Targeted Groups.
- Document on Conference of Legislature, 11-13 April 1976, E3/165, p. 21.
- Chen Yung-Kuei, Delegation continue visit to countryside (in FBIS collection), 9 December 1977, E3/1339.
- Chen Yung Kuei’s Cambodia Visit Reported (in FBIS collection), 23 December 1977, E3/1783.
- DK Telegram, 21 December 1977, E3/1208.
- DK Report, 11 May 1978, E3/950.
- S-21 Confession of RUOS Nhim, 14 June 1978, E3/3989.