Longest military engagement in US history (11 years) (although war was never actually declared) By the formal end of the engagement in 1973 over 3.5 million troops had served in Southeast Asia. "Draftees" accounted for 38% of all American troops in Vietnam. Over 12% of the draftees were college graduates. An estimated 70,000 draft evaders and "dodgers" were living in Canada by 1972. More than 2,000,000 people (including 58,000 Americans) died over the course of the war, about half of them civilians. Over 153K wounded Over 47K vietnamese troops were killed. 3-1/2 times the tonnage of bombs was dropped than in WWII