sentences:  The Heritage Foundation and the Reagan administration also sought to apply the Reagan Doctrine in Cambodia.The largest resistance movement fighting Cambodia's communist government was largely made up of members of the former Khmer Rouge regime, whose human rights record was among the worst of the 20th century.Therefore, Reagan authorized the provision of aid to a smaller Cambodian resistance movement, a coalition called the Khmer People's National Liberation Front, known as the KPNLF and then run by Son Sann; in an effort to force an end to the Vietnamese occupation.