The core of the American hippie movement during the 1960s and '70s were twentysomethings who belonged to what demographers call the baby-boom generation.

Is 1964 a baby boomer?

Baby Boomers: Baby boomers were born between 1946 and 1964. They're currently between 57-75 years old (71.6 million in the U.S.) Gen X: Gen X was born between 1965 and 1979/80 and is currently between 41-56 years old (65.2 million people in the U.S.) Gen Y: Gen Y, or Millennials, were born between 1981 and 1994/6.

Which generation fought in Vietnam?

More than 10 million baby boomers served in the armed forces in the 1960s and early 1970s. Nearly 10 percent of the men in that generation went to Vietnam. As the war dragged on in the 1960s, the proportion of draftees in the military increased.