Vietnam War: United States and South Vietnamese forces invade Cambodia to interdict the Ho Chi Minh Trail in an attempt to cut off supplies to the Viet Cong and the North Vietnamese Army.

The Vietnam War was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam and South Vietnam and their allies. North Vietnam was supported by the Soviet Union and China, while South Vietnam was supported by the United States and other anti-communist nations. The conflict was…