Pedzisa mutsara unotevera: Pakupera kwaAugust 1862, General Kearny akatungamirira boka rake muhondo ine njodzi yechipiri yeBull Run, iyo yakaona Hondo yeUnion ichidzingwa uye ichipotsa yaparadzwa neGeneral Robert E. Lee's Confederate Army of Northern Virginia. Hondo yeUnion yakadzokera kuWashington ndokurwisana neConfederate corps yaitungamirirwa naStonewall Jackson musi waSeptember 1, 1862, pa
Hondo yeChantilly. Mumhepo ine simba ine mheni nemvura inonaya, Kearny akasarudza kuongorora mukaha mumutsetse weUnion. Achipindura nyevero dzomumwe wevaiva pasi pake, akati, "Pfuti yevapanduki inogona kundiuraya haisati yaumbwa". Kusangana nemauto eConfederate, Kearny haana kuteerera chikumbiro chekuti azviise pasi uye, paakaedza kutiza akatasva bhiza, "hafu yegumi nemasekete akapfurwa" uye akapfurwa nebhora reMinié rakapinda muhudyu make ndokubuda papfudzi rake, achimuuraya ipapo ipapo. Maj. Gen. A.P. Hill weConfederate, paakanzwa kupfura, akamhanya achienda kumuviri womurwi akakurumbira aine rambi ndokuti, "Wakauraya Phil Kearny, aifanira kuwana zviri nani pane kufa mumatope". Mukuru mukuru Lee akatumira mutumbi wake kumasoja eUnion, netsamba yokuchema. Panguva iyoyo, kwakanga kune runyerekupe muWashington rwokuti Mutungamiri Abraham Lincoln akanga achifunga kutsiva George B. McClellan na"Kearny the Magnificent". Mutumbi wacho wakaendeswa kumashure pashure pokunge maConfederate aona kuti mukuru mukuru akanga aurayiwa. Varwi veConfederate vakakurumidza kubvisa muviri waKearny jasi rake, bhutsu, wachi yehomwe, mapepa, nezvimwe zvinhu zvinokosha. Zvisinei, pashure pokunge zvazivikanwa kuti mushakabvu akanga ari ani, Robert E. Lee akarayira kuti zvinhu zvake zvose zvidzorerwe pasinei nokushora kwavarwi vakanga vakapfeka zvisina kunaka avo vairatidzira kuti murume akafa akanga asisadi jasi rinodziya neshangu. Mapepa aKearny akapiwa kuna Lee kuti aongororwe, asi aingova netsamba dzomunhu oga kumudzimai wake uye akanga asina magwaro ehondo anobatsira; Lee akakurumidza kuapisa.