Domestically, massive purges spark an uprising in eastern zone of Cambodia in opposition to the Pol Pot regime. Rebels are defeated and regroup across the Vietnamese border and call for help from Hanoi. 1979- People's Republic of Kampuchea. Vietnamese troops invade and overthrow Pol Pot regime. 1989 First Paris Conference on Cambodia fails.
Vietnamese troops withdraw from Cambodia.
Paris Agreement on Cambodia signed on 23 October by the four Cambodian factions and eighteen Foreign Ministers of interested countries. Khmer Rouge forces signed the agreement but declined to abide by its provisions for ceasefire, UN supervision, demobilisation and disarmament. 1993 General elections, boycotted by Khmer Rouge. Khmer Rouge continue attacks on government forces. 1994 Khmer Rouge movement outlawed by Cambodia's National Assembly.