Ieng Sary (born 1922 or 1925) was a powerful figure in the Khmer Rouge. He was the deputy Prime Minister and Foreign Minister of Democratic Kampuchea from 1975 to 1979 and held several senior positions in the Democratic Kampuchea party from 1979 until his defection to the government in 1996. Wikipedia
The definitive Wikipedia entry for Ieng Sary. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ieng_Sary