Raymond A. Warren, 89, who held a series of posts in South America with the State Department and later worked for the Central Intelligence Agency, died Dec. 15 of sepsis at a hospital in Flagstaff, Ariz. The death was confirmed by a son-in-law, James Buckley.

Mr. Warren joined the State Department in the early 1950s and had Foreign Service assignments in Colombia, Chile and Venezuela. In 1974, he joined the CIA, where he worked until 1983.

Mr. Warren later was a program director at the National War College and director of public diplomacy at the Defense Department. He retired in 1987.

Raymond Alfred Warren was born in Buffalo and served as a flight instructor with the Army Air Forces during World War II.

He was a 1950 graduate of George Washington University and received a master’s degree in international relations from Harvard University in 1952. He also was a graduate of the National War College.

After living in Potomac for many years, Mr. Warren moved in the late 1980s to Snow Hill, on Maryland’s Eastern Shore, where he served as mayor for two years. He and his family restored the John Walter Smith House, a historical landmark built by a former Maryland governor.

Mr. Warren retired to Cottonwood, Ariz., in 2004.

Survivors include his wife of 63 years, Helen Jungblut Warren of Cottonwood; four children, Lynne Bates of Plano, Tex., Anne Hutchison of Greenbelt, Karen Buckley of Calabasas, Calif., and Raymond A. Warren Jr. of San Juan Capistrano, Calif.; six grandchildren; and two great-grandsons.

— Matt Schudel