<prompt> Yenza inguqulo eyinkimbinkimbi yalesi sigwebo UJohn William Vessey Jr. June 29, 1922 - August 18, 2016 wayeyisikhulu sezempi saseMelika.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi UJohn William Vessey Jr. June 29, 1922 - August 18, 2016 wayengumqondisi wezempi wase-United States, kanye noSihlalo weshumi we-Joint Chiefs of Staff, kusukela ngoJuni 18, 1982, kuya kuSepthemba 30, 1985. 