Cambodian Minister of Finance from 1993 to 1994 who was a member of the National Assembly from 1993 to 2008. He became the Leader of the National Rescue Party in 2012.
He lived in France and worked as an investment manager.
He went into self-imposed exile after accusing the Cambodian People's Party of the joint Vietnamese-Cambodian government of corruption.
He married a fellow member of Parliament and they had three children.
He returned to Cambodia after being pardoned in 2006 by King Norodom Sihamoni, son of former King Norodom Shinanouk.