Office of Coordinator of Inter-American Affairs
The Office for Coordination of Commercial and Cultural Relations between the American Republics (OCCCRBAR) was established in 1940 to promote increased inter-American cooperation, especially in commercial and economic areas. It was renamed Office of the Coordinator of Inter-American Affairs (CIAA) in 1941 and Office for Inter-American Affairs in 1945.
Coordinator of OCCCCRBAR and OCIAA (1940 - 1944) Nelson Aldrich Rockefeller
Director of the Office for Inter - American Affairs (1945 - 1946) Wallace K. Harrison
The Coordinator of Inter-American Affairs was penetrated by Soviet intelligence during World War II. Below is a list of American citizens who as federal employees in the CIAA engaged in espionage on behalf of the Soviet Union. The CIAA's code name in Soviet intelligence and in the Venona project is "Cabaret".
- Marion Davis Berdecio
- Jack Fahy, (Soviet Naval GRU)
- Charles Flato
- Irving Goldman
- Joseph Gregg
- Helen Grace Scott Keenan, Office of U.S Chief Counsel for Prosecution of Axis War Criminals, Office of Strategic Services
- Robert Miller, Director of the Division of Reports
- Willard Park, Assistant Chief of Economic Analysis Section
- Bernard Redmont, head of Foreign News Bureau
- Elizabeth Bentley deposition, 30 November 1945, FBI file 65-14603 (pgs. 2 - 108, pdf).
- Elizabeth Bentley, Out of Bondage: The Story of Elizabeth Bentley, Devin-Adair Company, 1951.
- Underground Espionage Organization (NKVD) in Agencies of the United States Government, February 21, 1946, FBI Silvermaster file (FBI file 65-56402), serial 573.
- Hottel to Director, 28 February 1947, FBI Silvermaster file, serial 2437
- Memo on Fahy, 17 April 1946, FBI Silvermaster file, serial 1364
- FBI Silvermaster file
- Venona decrypt 1714 KGB New York to Moscow, 5 December 1944. 
- Venona decrypt 55 KGB New York to Moscow, 15 January 1945.  Reports from Greg Silvermaster on "LU" and KGB meeting with Judith Coplon.
- Venona decrypt 326 KGB Moscow to New York, 5 April 1945;  KGB officer Vladimir Pravdin appointed Rezident of NYC office.
- Venona decrypt 3614–3615 KGB Washington to Moscow, 22 June 1945.  KGB agent Helen Scott Keenan to work for US Nuremberg trial team.
- FBI Silvermaster file, Volume 25, Late January-March 1946.
- John Earl Haynes and Harvey Klehr, Venona: Decoding Soviet Espionage in America, Yale University Press (1999), pgs. 42-43, 111, 114, 187, 199-201, 204, 220, 331.