New Trajectory: Shocking: How Do War Deaths Compare To U.S. Shooting Deaths? Between 1955 and 1975, the Vietnam War killed over 58,000 American soldiers less than the number of civilians killed with guns in the U.S. in an average two-year period. In the first seven years of the U.S.-Iraq War, over 4,400 American soldiers were killed. Almost as many civilians are killed with guns in the U.S., however, every seven weeks.