107 part2 country report reform achievement and future perspective chapter i cambodia 1 pre economic under the heng samrin administration in 1975 democratic kampuchea government khmer rouge was formed an enforced communism based on agriculture created this regime had several occasions provoked vietnam with military actions considered to be its most serious threat at end of 1978 vietnamese troops responded by attacking conquered phnom penh capital january 1979 they then established people s republic followed a policy not fanatical which former aimed but centrally planned economy modeled after controlled through power however control spread throughout largely because repeated attacks new political situation rushed headlong into civil war has lasted for decades as adopted guerrilla tactics intensified been able gain