The Killing Fields

The name of this movie is The Killing Fields released in 1984-11-02 and it's main theme is The real-life story of a friendship between two journalists, an American and a Cambodian, during the bloody Khmer Rouge takeover of Cambodia in 1975, which led to the death of 2-3 million Cambodians during the next four years, until Pol Pot's regime was toppled by the intervening Vietnamese in 1979..