The U.S. military has required influenza vaccination for service members since about 1945, when leaders saw how quickly flu outbreaks could weaken entire units during World War II, and it remained a routine annual requirement for roughly 80 years because close quarters, constant travel, and operational stress make troops especially vulnerable to rapid spread.
@Milajoy Stop trying to turn us against each other. What kind of person are you. You post simplistic crap to get your fix of outrage. Clean it up lady. We all want a great America.