9 April 1975

Unloading and carrying their weapons from a ferry, Cambodian troops arrive at the Phnom Penh side of the Mekong River in Cambodia onthisdayinhistory© Jess Tan, @AP_Images https://t.co/PBqHn0NsKU

Government soldiers arrive by ferry boat at a PhnomPenh dock on the Mekong River in Cambodia. OnThisDay © Jess Tan, @AP_Images https://t.co/mFrYaXH0Pj

.@UN-Secretary General Waldheim admits failure in brokering peace between the US backed Lon Nol government and the Prince Sihanouk backed Khmer Rouge. China, Algeria and Yuguslavia failed in their campaign at the UN General Assembly to have the Prince recognized as leader. https://t.co/p9v95r5NzR

Children recycle rocket shells in Tuol Leap, near PhnomPenh, as Khmer Rouge forces surround the capital. As embassies continue to be under rocket attack, many countries recalled their ambassadors. Only the US still has a functioning embassy. © Francoise Demulder, @AFPphoto https://t.co/6wBnHTdSIh