<P> Direct U.S. military involvement ended on 15 August 1973 . The capture of Saigon by the North Vietnamese Army in April 1975 marked the end of the war , and North and South Vietnam were reunified the following year . The war exacted a huge human cost in terms of fatalities ( see Vietnam War casualties ) . Estimates of the number of Vietnamese soldiers and civilians killed vary from 966,000 to 3.1 million . Some 240,000 -- 300,000 Cambodians , 20,000 -- 62,000 Laotians , and 58,220 U.S. service members also died in the conflict , and a further 1,626 remain missing in action . </P>
<P> Direct U.S. military involvement ended on 15 August 1973 . The capture of Saigon by the North Vietnamese Army in April 1975 marked the end of the war , and North and South Vietnam were reunified the following year . The war exacted a huge human cost in terms of fatalities ( see Vietnam War casualties ) . Estimates of the number of Vietnamese soldiers and civilians killed vary from 966,000 to 3.1 million . Some 240,000 -- 300,000 Cambodians , 20,000 -- 62,000 Laotians , and 58,220 U.S. service members also died in the conflict , and a further 1,626 remain missing in action . </P>
when did us involvement in the vietnam war end
when did us involvement in the vietnam war end
15 August 1973
15 August 1973