"his 1970 overthrow" . "1970 coup d'\u00E9tat" . "* Destablishment of theKingdom of Cambodia" . "deposing" . "Royal Khmer Armed Forces" . "1970" . . "the overthrow" . "Sihanouk's March 1970 deposition" . . . "removed Sihanouk" . . . "1970 Cambodian coup d'\u00E9tat" . "Successful coup" . "1970 coup" . "1970-03-18" . . . "coup of March 18, 1970" . "coup to overthrow Sihanouk" . "removal of Sihanouk as head of state in 1970" . "Lon Nol's ''coup d'\u00E9tat'' in 1970" . . "* Norodom Sihanouk's government is overthrown by Lon Nol" . "voted to remove" . "coup of 1970" . . "Coup d'\u00E9tat" . . "communist coup" . . "* Escalation of theCambodian Civil War" . "coup d'etat" . "Parliament of Cambodia" . "deposition of Prince" . "military coup of 1970" . . "* Establishment of theKhmer Republic" . "1970 Cambodian coup d'\u00E9tat" . "coup" .