Based upon the needs of US veterans, the VA adjusts (changes) its regulations from time to time. Sometimes, for example, it might begin the Vietnam War in 1955, then later, adjust the beginning of...
I don't think there is an age limit. To be a veterinarian you have to go to college and then to vet school. They are quite competitive, so good grades are essential. I expect the average graduation...
Speaking as a Viet Nam Veteran, my short answer would be because we were, as a group both victimized and demonized by the press and the public. It quickly became a case of the only people we could...