Lon Nol was a Cambodian politician who served two times as Prime Minister of Cambodia in addition to serving other times as Defence Minister. Wikipedia
Marshal Lon Nol achieved notoriety as the leader of the coup which overthrew Prince Norodom Sihanouk on 18 March 1970. www.khmerkampongspeu.org/lonnol.htm
The definitive Wikipedia entry for Lon Nol. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Lon_Nol
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Lon Nol , who was now Sihanouk's prime minister, had been abroad seeking medical treatment in France and had left Prince Sirik Matak as acting prime minister. www.edwebproject.org/sideshow/history/coup.html