Cambodia - Year Zero: The Silent Death of Cambodia & Year One - Historical Documentary on Khmer Rouge Genocide - Perfect for History Students & Human Rights Studies" （注：根据SEO规范优化了关键词，增加了主题说明"Historical Documentary on Khmer Rouge Genocide"和使用场景"Perfect for History Students & Human Rights Studies"）

This video contains two documentaries on the Cambodian war. Year Zero: The Silent Death of Cambodia - Award winning journalist John Pilger travels to Cambodian and reports on the devastation of a war torn country. Year One: One year later, John Pilger returns to a healthier, more vibrant nation... but the political situation still leaves Cambodia a helpless victim of war.