ONLY two years ago, the U.S. military seemed to represent the most integrated institution in American society. In many ways it still does. But the armed services, made up of so many conscripts and "volunteers" escaping conscription, are mirrors that reflect and sometimes exaggerate the divisions of the entire society. While traditional military discipline remains an overwhelming control, the combination of domestic turbulence, an unpopular war and the new spirit of black militancy has produced ugly incidents in which American fighting men turned upon one another.
At Camp Lejeune, N.C., about 30 Negro...