The Cambodian capital, Phnom Penh, lay in ruins as Vietnamese forces, backed by the Soviet Union, burst through the city gates, bringing an abrupt end to the brutal reign of Pol Pot and the Khmer Rouge. For four years, the Khmer Rouge had unleashed unspeakable horrors on the Cambodian people, forcing them into labor camps, murdering intellectuals, and perpetrating genocide. As the Vietnamese troops advanced, Pol Pot's regime crumbled, and the dictator himself fled to the countryside. This pivotal moment marked the beginning of a new era in Cambodian history, one that would be shaped by the complex dynamics of Cold War politics and regional geopolitical rivalries.