In American history, for instance, a generation's dominance in national leadership posts typically peaks around the time its first cohorts reach age sixty-five—just as footsoldiers are on average about forty-two years (or two phases of life) younger. The G.I.s fought in (Missionary-declared) World War II, the Silent in the (Lost-declared) Korean War, Boomers in the (G.I.-declared) Vietnam War, and 13ers in (Silent-declared) Desert Storm.
