17 April 1975

Government troops wait for the helicopters to land before getting out of their trucks about 6 miles northwest of Phnom Penh, Cambodia. OnThisDay © Jess Tan, @AP_Images https://t.co/BhajE3OPNn

Government soldiers ride a motorcycle-drawn cart as they come back from the front lines near Khum Khmuonh, about 6 miles northwest of Phnom Penh, Cambodia. OnthisDayinHistory © Jess Tan, @AP_Images https://t.co/1JkwuuYqog

An artilleryman shoves his fingers in his ears as his 155mm howitzer emplaced off Highway 5 north of PhnomPenh fires at a Khmer Rouge position threatens the Cambodian government defense perimeter. OnthisDay © Khuong,
@AP_Images https://t.co/R3PFf1zw3Q